Finding the Fourth Proportional to 123,362.18, 185,117.08 and 113,323.86

Step by Step Solution

1. Step 1: Write the proportion equation
   123,362.18 : 185,117.08 = 113,323.86 : x
2. Step 2: Convert to fraction form
   123,362.18/185,117.08 = 113,323.86/x
3. Step 3: Cross multiply
   123,362.18x = 185,117.08 × 113,323.86
4. Step 4: Simplify right side
   123,362.18x = 20,978,182,057.53
5. Step 5: Solve for x
   x = 20,978,182,057.53/123,362.18
6. Step 6: Final answer
   x = 170,053.59