Finding the Fourth Proportional to 123,375.64, 185,085.33 and 55,904.95

Step by Step Solution

1. Step 1: Write the proportion equation
   123,375.64 : 185,085.33 = 55,904.95 : x
2. Step 2: Convert to fraction form
   123,375.64/185,085.33 = 55,904.95/x
3. Step 3: Cross multiply
   123,375.64x = 185,085.33 × 55,904.95
4. Step 4: Simplify right side
   123,375.64x = 10,347,186,445.64
5. Step 5: Solve for x
   x = 10,347,186,445.64/123,375.64
6. Step 6: Final answer
   x = 83,867.34