Finding the Fourth Proportional to 31,024.19, 42,813.42 and 16,877

Step by Step Solution

1. Step 1: Write the proportion equation
   31,024.19 : 42,813.42 = 16,877 : x
2. Step 2: Convert to fraction form
   31,024.19/42,813.42 = 16,877/x
3. Step 3: Cross multiply
   31,024.19x = 42,813.42 × 16,877
4. Step 4: Simplify right side
   31,024.19x = 722,562,089.34
5. Step 5: Solve for x
   x = 722,562,089.34/31,024.19
6. Step 6: Final answer
   x = 23,290.28