Finding the Fourth Proportional to 16,842.18, 23,234.70 and 10,123.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,842.18 : 23,234.70 = 10,123.86 : x
2. Step 2: Convert to fraction form
   16,842.18/23,234.70 = 10,123.86/x
3. Step 3: Cross multiply
   16,842.18x = 23,234.70 × 10,123.86
4. Step 4: Simplify right side
   16,842.18x = 235,224,849.94
5. Step 5: Solve for x
   x = 235,224,849.94/16,842.18
6. Step 6: Final answer
   x = 13,966.41