Finding the Fourth Proportional to 109,360.50, 150,917.49 and 59,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,360.50 : 150,917.49 = 59,059.50 : x
2. Step 2: Convert to fraction form
   109,360.50/150,917.49 = 59,059.50/x
3. Step 3: Cross multiply
   109,360.50x = 150,917.49 × 59,059.50
4. Step 4: Simplify right side
   109,360.50x = 8,913,111,500.66
5. Step 5: Solve for x
   x = 8,913,111,500.66/109,360.50
6. Step 6: Final answer
   x = 81,502.11