Finding the Fourth Proportional to 112,753.97, 155,561.84 and 64,321.10

Step by Step Solution

1. Step 1: Write the proportion equation
   112,753.97 : 155,561.84 = 64,321.10 : x
2. Step 2: Convert to fraction form
   112,753.97/155,561.84 = 64,321.10/x
3. Step 3: Cross multiply
   112,753.97x = 155,561.84 × 64,321.10
4. Step 4: Simplify right side
   112,753.97x = 10,005,908,666.82
5. Step 5: Solve for x
   x = 10,005,908,666.82/112,753.97
6. Step 6: Final answer
   x = 88,741.08