Finding the Fourth Proportional to 56,949.67, 78,590.55 and 31,799.17

Step by Step Solution

1. Step 1: Write the proportion equation
   56,949.67 : 78,590.55 = 31,799.17 : x
2. Step 2: Convert to fraction form
   56,949.67/78,590.55 = 31,799.17/x
3. Step 3: Cross multiply
   56,949.67x = 78,590.55 × 31,799.17
4. Step 4: Simplify right side
   56,949.67x = 2,499,114,259.84
5. Step 5: Solve for x
   x = 2,499,114,259.84/56,949.67
6. Step 6: Final answer
   x = 43,882.86