Finding the Fourth Proportional to 31,097.84, 42,915.02 and 16,950.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,097.84 : 42,915.02 = 16,950.69 : x
2. Step 2: Convert to fraction form
   31,097.84/42,915.02 = 16,950.69/x
3. Step 3: Cross multiply
   31,097.84x = 42,915.02 × 16,950.69
4. Step 4: Simplify right side
   31,097.84x = 727,439,115.61
5. Step 5: Solve for x
   x = 727,439,115.61/31,097.84
6. Step 6: Final answer
   x = 23,391.95