Finding the Fourth Proportional to 8,895.47, 12,275.70 and 5,118.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,895.47 : 12,275.70 = 5,118.71 : x
2. Step 2: Convert to fraction form
   8,895.47/12,275.70 = 5,118.71/x
3. Step 3: Cross multiply
   8,895.47x = 12,275.70 × 5,118.71
4. Step 4: Simplify right side
   8,895.47x = 62,835,748.35
5. Step 5: Solve for x
   x = 62,835,748.35/8,895.47
6. Step 6: Final answer
   x = 7,063.79