Finding the Fourth Proportional to 62,978.48, 94,381.32 and 61,086.32

Step by Step Solution

1. Step 1: Write the proportion equation
   62,978.48 : 94,381.32 = 61,086.32 : x
2. Step 2: Convert to fraction form
   62,978.48/94,381.32 = 61,086.32/x
3. Step 3: Cross multiply
   62,978.48x = 94,381.32 × 61,086.32
4. Step 4: Simplify right side
   62,978.48x = 5,765,407,515.54
5. Step 5: Solve for x
   x = 5,765,407,515.54/62,978.48
6. Step 6: Final answer
   x = 91,545.68