Finding the Fourth Proportional to 12,762.70, 17,611.50 and 7,456.93

Step by Step Solution

1. Step 1: Write the proportion equation
   12,762.70 : 17,611.50 = 7,456.93 : x
2. Step 2: Convert to fraction form
   12,762.70/17,611.50 = 7,456.93/x
3. Step 3: Cross multiply
   12,762.70x = 17,611.50 × 7,456.93
4. Step 4: Simplify right side
   12,762.70x = 131,327,722.70
5. Step 5: Solve for x
   x = 131,327,722.70/12,762.70
6. Step 6: Final answer
   x = 10,289.96