Finding the Fourth Proportional to 112,758.78, 169,123.59 and 53,632.02

Step by Step Solution

1. Step 1: Write the proportion equation
   112,758.78 : 169,123.59 = 53,632.02 : x
2. Step 2: Convert to fraction form
   112,758.78/169,123.59 = 53,632.02/x
3. Step 3: Cross multiply
   112,758.78x = 169,123.59 × 53,632.02
4. Step 4: Simplify right side
   112,758.78x = 9,070,439,493.19
5. Step 5: Solve for x
   x = 9,070,439,493.19/112,758.78
6. Step 6: Final answer
   x = 80,441.09