Finding the Fourth Proportional to 31,872.82, 47,810.04 and 17,825

Step by Step Solution

1. Step 1: Write the proportion equation
   31,872.82 : 47,810.04 = 17,825 : x
2. Step 2: Convert to fraction form
   31,872.82/47,810.04 = 17,825/x
3. Step 3: Cross multiply
   31,872.82x = 47,810.04 × 17,825
4. Step 4: Simplify right side
   31,872.82x = 852,213,963
5. Step 5: Solve for x
   x = 852,213,963/31,872.82
6. Step 6: Final answer
   x = 26,737.95