Finding the Fourth Proportional to 109,564.32, 151,198.72 and 59,263.20

Step by Step Solution

1. Step 1: Write the proportion equation
   109,564.32 : 151,198.72 = 59,263.20 : x
2. Step 2: Convert to fraction form
   109,564.32/151,198.72 = 59,263.20/x
3. Step 3: Cross multiply
   109,564.32x = 151,198.72 × 59,263.20
4. Step 4: Simplify right side
   109,564.32x = 8,960,519,983.10
5. Step 5: Solve for x
   x = 8,960,519,983.10/109,564.32
6. Step 6: Final answer
   x = 81,783.19