Finding the Fourth Proportional to 23,760.92, 35,631.30 and 7,123.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,760.92 : 35,631.30 = 7,123.31 : x
2. Step 2: Convert to fraction form
   23,760.92/35,631.30 = 7,123.31/x
3. Step 3: Cross multiply
   23,760.92x = 35,631.30 × 7,123.31
4. Step 4: Simplify right side
   23,760.92x = 253,812,795.60
5. Step 5: Solve for x
   x = 253,812,795.60/23,760.92
6. Step 6: Final answer
   x = 10,681.94