Finding the Fourth Proportional to 23,003.98, 34,502.06 and 7,421.61

Step by Step Solution

1. Step 1: Write the proportion equation
   23,003.98 : 34,502.06 = 7,421.61 : x
2. Step 2: Convert to fraction form
   23,003.98/34,502.06 = 7,421.61/x
3. Step 3: Cross multiply
   23,003.98x = 34,502.06 × 7,421.61
4. Step 4: Simplify right side
   23,003.98x = 256,060,623.90
5. Step 5: Solve for x
   x = 256,060,623.90/23,003.98
6. Step 6: Final answer
   x = 11,131.14