Finding the Fourth Proportional to 55,337.60, 76,369.50 and 31,466.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,337.60 : 76,369.50 = 31,466.50 : x
2. Step 2: Convert to fraction form
   55,337.60/76,369.50 = 31,466.50/x
3. Step 3: Cross multiply
   55,337.60x = 76,369.50 × 31,466.50
4. Step 4: Simplify right side
   55,337.60x = 2,403,080,680.83
5. Step 5: Solve for x
   x = 2,403,080,680.83/55,337.60
6. Step 6: Final answer
   x = 43,425.82