Finding the Fourth Proportional to 117,834.12, 162,612.81 and 64,119.24

Step by Step Solution

1. Step 1: Write the proportion equation
   117,834.12 : 162,612.81 = 64,119.24 : x
2. Step 2: Convert to fraction form
   117,834.12/162,612.81 = 64,119.24/x
3. Step 3: Cross multiply
   117,834.12x = 162,612.81 × 64,119.24
4. Step 4: Simplify right side
   117,834.12x = 10,426,609,791.46
5. Step 5: Solve for x
   x = 10,426,609,791.46/117,834.12
6. Step 6: Final answer
   x = 88,485.49