Finding the Fourth Proportional to 12,460.59, 18,664.09 and 5,876.91

Step by Step Solution

1. Step 1: Write the proportion equation
   12,460.59 : 18,664.09 = 5,876.91 : x
2. Step 2: Convert to fraction form
   12,460.59/18,664.09 = 5,876.91/x
3. Step 3: Cross multiply
   12,460.59x = 18,664.09 × 5,876.91
4. Step 4: Simplify right side
   12,460.59x = 109,687,147.78
5. Step 5: Solve for x
   x = 109,687,147.78/12,460.59
6. Step 6: Final answer
   x = 8,802.73