Finding the Fourth Proportional to 109,573.50, 151,211.57 and 59,272.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,573.50 : 151,211.57 = 59,272.50 : x
2. Step 2: Convert to fraction form
   109,573.50/151,211.57 = 59,272.50/x
3. Step 3: Cross multiply
   109,573.50x = 151,211.57 × 59,272.50
4. Step 4: Simplify right side
   109,573.50x = 8,962,687,782.83
5. Step 5: Solve for x
   x = 8,962,687,782.83/109,573.50
6. Step 6: Final answer
   x = 81,796.13