Finding the Fourth Proportional to 31,068.77, 42,875.73 and 16,922.52

Step by Step Solution

1. Step 1: Write the proportion equation
   31,068.77 : 42,875.73 = 16,922.52 : x
2. Step 2: Convert to fraction form
   31,068.77/42,875.73 = 16,922.52/x
3. Step 3: Cross multiply
   31,068.77x = 42,875.73 × 16,922.52
4. Step 4: Simplify right side
   31,068.77x = 725,565,398.44
5. Step 5: Solve for x
   x = 725,565,398.44/31,068.77
6. Step 6: Final answer
   x = 23,353.53