Finding the Fourth Proportional to 23,123.48, 34,685.76 and 10,653.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,123.48 : 34,685.76 = 10,653.96 : x
2. Step 2: Convert to fraction form
   23,123.48/34,685.76 = 10,653.96/x
3. Step 3: Cross multiply
   23,123.48x = 34,685.76 × 10,653.96
4. Step 4: Simplify right side
   23,123.48x = 369,540,699.61
5. Step 5: Solve for x
   x = 369,540,699.61/23,123.48
6. Step 6: Final answer
   x = 15,981.19