Finding the Fourth Proportional to 62,798.78, 86,661.33 and 34,503.86

Step by Step Solution

1. Step 1: Write the proportion equation
   62,798.78 : 86,661.33 = 34,503.86 : x
2. Step 2: Convert to fraction form
   62,798.78/86,661.33 = 34,503.86/x
3. Step 3: Cross multiply
   62,798.78x = 86,661.33 × 34,503.86
4. Step 4: Simplify right side
   62,798.78x = 2,990,149,964.43
5. Step 5: Solve for x
   x = 2,990,149,964.43/62,798.78
6. Step 6: Final answer
   x = 47,614.78