Finding the Fourth Proportional to 109,321.08, 150,854.52 and 63,992.76

Step by Step Solution

1. Step 1: Write the proportion equation
   109,321.08 : 150,854.52 = 63,992.76 : x
2. Step 2: Convert to fraction form
   109,321.08/150,854.52 = 63,992.76/x
3. Step 3: Cross multiply
   109,321.08x = 150,854.52 × 63,992.76
4. Step 4: Simplify right side
   109,321.08x = 9,653,597,093.28
5. Step 5: Solve for x
   x = 9,653,597,093.28/109,321.08
6. Step 6: Final answer
   x = 88,304.99