Finding the Fourth Proportional to 9,222.21, 12,726.63 and 5,030.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,222.21 : 12,726.63 = 5,030.46 : x
2. Step 2: Convert to fraction form
   9,222.21/12,726.63 = 5,030.46/x
3. Step 3: Cross multiply
   9,222.21x = 12,726.63 × 5,030.46
4. Step 4: Simplify right side
   9,222.21x = 64,020,803.15
5. Step 5: Solve for x
   x = 64,020,803.15/9,222.21
6. Step 6: Final answer
   x = 6,942.02