Finding the Fourth Proportional to 55,842.72, 77,061.60 and 31,967.88

Step by Step Solution

1. Step 1: Write the proportion equation
   55,842.72 : 77,061.60 = 31,967.88 : x
2. Step 2: Convert to fraction form
   55,842.72/77,061.60 = 31,967.88/x
3. Step 3: Cross multiply
   55,842.72x = 77,061.60 × 31,967.88
4. Step 4: Simplify right side
   55,842.72x = 2,463,495,981.41
5. Step 5: Solve for x
   x = 2,463,495,981.41/55,842.72
6. Step 6: Final answer
   x = 44,114.90