Finding the Fourth Proportional to 8,748.61, 12,065.64 and 7,392.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,748.61 : 12,065.64 = 7,392.52 : x
2. Step 2: Convert to fraction form
   8,748.61/12,065.64 = 7,392.52/x
3. Step 3: Cross multiply
   8,748.61x = 12,065.64 × 7,392.52
4. Step 4: Simplify right side
   8,748.61x = 89,195,446.09
5. Step 5: Solve for x
   x = 89,195,446.09/8,748.61
6. Step 6: Final answer
   x = 10,195.39