Finding the Fourth Proportional to 31,047.94, 42,863.61 and 23,766.31

Step by Step Solution

1. Step 1: Write the proportion equation
   31,047.94 : 42,863.61 = 23,766.31 : x
2. Step 2: Convert to fraction form
   31,047.94/42,863.61 = 23,766.31/x
3. Step 3: Cross multiply
   31,047.94x = 42,863.61 × 23,766.31
4. Step 4: Simplify right side
   31,047.94x = 1,018,709,842.98
5. Step 5: Solve for x
   x = 1,018,709,842.98/31,047.94
6. Step 6: Final answer
   x = 32,810.87