Finding the Fourth Proportional to 109,445.31, 151,034.63 and 59,144.31

Step by Step Solution

1. Step 1: Write the proportion equation
   109,445.31 : 151,034.63 = 59,144.31 : x
2. Step 2: Convert to fraction form
   109,445.31/151,034.63 = 59,144.31/x
3. Step 3: Cross multiply
   109,445.31x = 151,034.63 × 59,144.31
4. Step 4: Simplify right side
   109,445.31x = 8,932,838,681.73
5. Step 5: Solve for x
   x = 8,932,838,681.73/109,445.31
6. Step 6: Final answer
   x = 81,619.20