Finding the Fourth Proportional to 31,910.88, 47,782.71 and 22,499.95

Step by Step Solution

1. Step 1: Write the proportion equation
   31,910.88 : 47,782.71 = 22,499.95 : x
2. Step 2: Convert to fraction form
   31,910.88/47,782.71 = 22,499.95/x
3. Step 3: Cross multiply
   31,910.88x = 47,782.71 × 22,499.95
4. Step 4: Simplify right side
   31,910.88x = 1,075,108,585.86
5. Step 5: Solve for x
   x = 1,075,108,585.86/31,910.88
6. Step 6: Final answer
   x = 33,690.97