Finding the Fourth Proportional to 31,088.68, 42,901 and 16,941.48

Step by Step Solution

1. Step 1: Write the proportion equation
   31,088.68 : 42,901 = 16,941.48 : x
2. Step 2: Convert to fraction form
   31,088.68/42,901 = 16,941.48/x
3. Step 3: Cross multiply
   31,088.68x = 42,901 × 16,941.48
4. Step 4: Simplify right side
   31,088.68x = 726,806,433.48
5. Step 5: Solve for x
   x = 726,806,433.48/31,088.68
6. Step 6: Final answer
   x = 23,378.49