Finding the Fourth Proportional to 55,464.76, 76,532.52 and 31,591.90

Step by Step Solution

1. Step 1: Write the proportion equation
   55,464.76 : 76,532.52 = 31,591.90 : x
2. Step 2: Convert to fraction form
   55,464.76/76,532.52 = 31,591.90/x
3. Step 3: Cross multiply
   55,464.76x = 76,532.52 × 31,591.90
4. Step 4: Simplify right side
   55,464.76x = 2,417,807,718.59
5. Step 5: Solve for x
   x = 2,417,807,718.59/55,464.76
6. Step 6: Final answer
   x = 43,591.78