Finding the Fourth Proportional to 31,300.40, 43,193.50 and 17,152.92

Step by Step Solution

1. Step 1: Write the proportion equation
   31,300.40 : 43,193.50 = 17,152.92 : x
2. Step 2: Convert to fraction form
   31,300.40/43,193.50 = 17,152.92/x
3. Step 3: Cross multiply
   31,300.40x = 43,193.50 × 17,152.92
4. Step 4: Simplify right side
   31,300.40x = 740,894,650.02
5. Step 5: Solve for x
   x = 740,894,650.02/31,300.40
6. Step 6: Final answer
   x = 23,670.45