Finding the Fourth Proportional to 123,650.93, 185,346.88 and 57,134.69

Step by Step Solution

1. Step 1: Write the proportion equation
   123,650.93 : 185,346.88 = 57,134.69 : x
2. Step 2: Convert to fraction form
   123,650.93/185,346.88 = 57,134.69/x
3. Step 3: Cross multiply
   123,650.93x = 185,346.88 × 57,134.69
4. Step 4: Simplify right side
   123,650.93x = 10,589,736,999.42
5. Step 5: Solve for x
   x = 10,589,736,999.42/123,650.93
6. Step 6: Final answer
   x = 85,642.19