Finding the Fourth Proportional to 12,625.48, 18,913.98 and 7,061.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,625.48 : 18,913.98 = 7,061.96 : x
2. Step 2: Convert to fraction form
   12,625.48/18,913.98 = 7,061.96/x
3. Step 3: Cross multiply
   12,625.48x = 18,913.98 × 7,061.96
4. Step 4: Simplify right side
   12,625.48x = 133,569,770.91
5. Step 5: Solve for x
   x = 133,569,770.91/12,625.48
6. Step 6: Final answer
   x = 10,579.38