Finding the Fourth Proportional to 62,402.35, 86,130.72 and 35,560.78

Step by Step Solution

1. Step 1: Write the proportion equation
   62,402.35 : 86,130.72 = 35,560.78 : x
2. Step 2: Convert to fraction form
   62,402.35/86,130.72 = 35,560.78/x
3. Step 3: Cross multiply
   62,402.35x = 86,130.72 × 35,560.78
4. Step 4: Simplify right side
   62,402.35x = 3,062,875,585.16
5. Step 5: Solve for x
   x = 3,062,875,585.16/62,402.35
6. Step 6: Final answer
   x = 49,082.70