Finding the Fourth Proportional to 123,631.61, 185,470.47 and 56,168.37

Step by Step Solution

1. Step 1: Write the proportion equation
   123,631.61 : 185,470.47 = 56,168.37 : x
2. Step 2: Convert to fraction form
   123,631.61/185,470.47 = 56,168.37/x
3. Step 3: Cross multiply
   123,631.61x = 185,470.47 × 56,168.37
4. Step 4: Simplify right side
   123,631.61x = 10,417,573,983.03
5. Step 5: Solve for x
   x = 10,417,573,983.03/123,631.61
6. Step 6: Final answer
   x = 84,263.03