Finding the Fourth Proportional to 31,925.69, 47,877.71 and 10,860.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,925.69 : 47,877.71 = 10,860.10 : x
2. Step 2: Convert to fraction form
   31,925.69/47,877.71 = 10,860.10/x
3. Step 3: Cross multiply
   31,925.69x = 47,877.71 × 10,860.10
4. Step 4: Simplify right side
   31,925.69x = 519,956,478.98
5. Step 5: Solve for x
   x = 519,956,478.98/31,925.69
6. Step 6: Final answer
   x = 16,286.46