Finding the Fourth Proportional to 109,557.50, 151,189.37 and 59,256.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,557.50 : 151,189.37 = 59,256.50 : x
2. Step 2: Convert to fraction form
   109,557.50/151,189.37 = 59,256.50/x
3. Step 3: Cross multiply
   109,557.50x = 151,189.37 × 59,256.50
4. Step 4: Simplify right side
   109,557.50x = 8,958,952,607.12
5. Step 5: Solve for x
   x = 8,958,952,607.12/109,557.50
6. Step 6: Final answer
   x = 81,773.98