Finding the Fourth Proportional to 109,663.88, 151,336.35 and 59,362.88

Step by Step Solution

1. Step 1: Write the proportion equation
   109,663.88 : 151,336.35 = 59,362.88 : x
2. Step 2: Convert to fraction form
   109,663.88/151,336.35 = 59,362.88/x
3. Step 3: Cross multiply
   109,663.88x = 151,336.35 × 59,362.88
4. Step 4: Simplify right side
   109,663.88x = 8,983,760,828.01
5. Step 5: Solve for x
   x = 8,983,760,828.01/109,663.88
6. Step 6: Final answer
   x = 81,920.88