Finding the Fourth Proportional to 31,088.84, 42,901.35 and 16,941.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,088.84 : 42,901.35 = 16,941.38 : x
2. Step 2: Convert to fraction form
   31,088.84/42,901.35 = 16,941.38/x
3. Step 3: Cross multiply
   31,088.84x = 42,901.35 × 16,941.38
4. Step 4: Simplify right side
   31,088.84x = 726,808,072.86
5. Step 5: Solve for x
   x = 726,808,072.86/31,088.84
6. Step 6: Final answer
   x = 23,378.42