Finding the Fourth Proportional to 59,402.86, 81,978.65 and 33,916.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59,402.86 : 81,978.65 = 33,916.12 : x
2. Step 2: Convert to fraction form
   59,402.86/81,978.65 = 33,916.12/x
3. Step 3: Cross multiply
   59,402.86x = 81,978.65 × 33,916.12
4. Step 4: Simplify right side
   59,402.86x = 2,780,397,730.84
5. Step 5: Solve for x
   x = 2,780,397,730.84/59,402.86
6. Step 6: Final answer
   x = 46,805.79