Finding the Fourth Proportional to 55,763.34, 76,953.69 and 31,891.02

Step by Step Solution

1. Step 1: Write the proportion equation
   55,763.34 : 76,953.69 = 31,891.02 : x
2. Step 2: Convert to fraction form
   55,763.34/76,953.69 = 31,891.02/x
3. Step 3: Cross multiply
   55,763.34x = 76,953.69 × 31,891.02
4. Step 4: Simplify right side
   55,763.34x = 2,454,131,666.86
5. Step 5: Solve for x
   x = 2,454,131,666.86/55,763.34
6. Step 6: Final answer
   x = 44,009.77