Finding the Fourth Proportional to 109,510.31, 151,124.23 and 59,209.31

Step by Step Solution

1. Step 1: Write the proportion equation
   109,510.31 : 151,124.23 = 59,209.31 : x
2. Step 2: Convert to fraction form
   109,510.31/151,124.23 = 59,209.31/x
3. Step 3: Cross multiply
   109,510.31x = 151,124.23 × 59,209.31
4. Step 4: Simplify right side
   109,510.31x = 8,947,961,834.40
5. Step 5: Solve for x
   x = 8,947,961,834.40/109,510.31
6. Step 6: Final answer
   x = 81,708.85