Finding the Fourth Proportional to 109,499.77, 151,113.28 and 63,555.86

Step by Step Solution

1. Step 1: Write the proportion equation
   109,499.77 : 151,113.28 = 63,555.86 : x
2. Step 2: Convert to fraction form
   109,499.77/151,113.28 = 63,555.86/x
3. Step 3: Cross multiply
   109,499.77x = 151,113.28 × 63,555.86
4. Step 4: Simplify right side
   109,499.77x = 9,604,133,955.87
5. Step 5: Solve for x
   x = 9,604,133,955.87/109,499.77
6. Step 6: Final answer
   x = 87,709.17