Finding the Fourth Proportional to 31,111.83, 42,932.90 and 19,032.41

Step by Step Solution

1. Step 1: Write the proportion equation
   31,111.83 : 42,932.90 = 19,032.41 : x
2. Step 2: Convert to fraction form
   31,111.83/42,932.90 = 19,032.41/x
3. Step 3: Cross multiply
   31,111.83x = 42,932.90 × 19,032.41
4. Step 4: Simplify right side
   31,111.83x = 817,116,622.13
5. Step 5: Solve for x
   x = 817,116,622.13/31,111.83
6. Step 6: Final answer
   x = 26,263.86