Finding the Fourth Proportional to 56,144.50, 77,480.82 and 31,944.13

Step by Step Solution

1. Step 1: Write the proportion equation
   56,144.50 : 77,480.82 = 31,944.13 : x
2. Step 2: Convert to fraction form
   56,144.50/77,480.82 = 31,944.13/x
3. Step 3: Cross multiply
   56,144.50x = 77,480.82 × 31,944.13
4. Step 4: Simplify right side
   56,144.50x = 2,475,056,839.46
5. Step 5: Solve for x
   x = 2,475,056,839.46/56,144.50
6. Step 6: Final answer
   x = 44,083.70