Finding the Fourth Proportional to 9,222.18, 12,726.57 and 5,030.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,222.18 : 12,726.57 = 5,030.43 : x
2. Step 2: Convert to fraction form
   9,222.18/12,726.57 = 5,030.43/x
3. Step 3: Cross multiply
   9,222.18x = 12,726.57 × 5,030.43
4. Step 4: Simplify right side
   9,222.18x = 64,020,119.53
5. Step 5: Solve for x
   x = 64,020,119.53/9,222.18
6. Step 6: Final answer
   x = 6,941.97