Finding the Fourth Proportional to 112,810.08, 155,694.24 and 65,053.92

Step by Step Solution

1. Step 1: Write the proportion equation
   112,810.08 : 155,694.24 = 65,053.92 : x
2. Step 2: Convert to fraction form
   112,810.08/155,694.24 = 65,053.92/x
3. Step 3: Cross multiply
   112,810.08x = 155,694.24 × 65,053.92
4. Step 4: Simplify right side
   112,810.08x = 10,128,520,633.42
5. Step 5: Solve for x
   x = 10,128,520,633.42/112,810.08
6. Step 6: Final answer
   x = 89,783.83