Finding the Fourth Proportional to 147,458,361,019.20, 203,492,891,931.12 and 79,793,677,318.56

Step by Step Solution

1. Step 1: Write the proportion equation
   147,458,361,019.20 : 203,492,891,931.12 = 79,793,677,318.56 : x
2. Step 2: Convert to fraction form
   147,458,361,019.20/203,492,891,931.12 = 79,793,677,318.56/x
3. Step 3: Cross multiply
   147,458,361,019.20x = 203,492,891,931.12 × 79,793,677,318.56
4. Step 4: Simplify right side
   147,458,361,019.20x = 16,237,446,155,372,389,728,256
5. Step 5: Solve for x
   x = 16,237,446,155,372,389,728,256/147,458,361,019.20
6. Step 6: Final answer
   x = 110,115,466,109.50