Finding the Fourth Proportional to 50,130.50, 69,173.50 and 29,980.02

Step by Step Solution

1. Step 1: Write the proportion equation
   50,130.50 : 69,173.50 = 29,980.02 : x
2. Step 2: Convert to fraction form
   50,130.50/69,173.50 = 29,980.02/x
3. Step 3: Cross multiply
   50,130.50x = 69,173.50 × 29,980.02
4. Step 4: Simplify right side
   50,130.50x = 2,073,822,913.47
5. Step 5: Solve for x
   x = 2,073,822,913.47/50,130.50
6. Step 6: Final answer
   x = 41,368.49