Finding the Fourth Proportional to 9,026.22, 12,457.34 and 5,047.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,026.22 : 12,457.34 = 5,047.55 : x
2. Step 2: Convert to fraction form
   9,026.22/12,457.34 = 5,047.55/x
3. Step 3: Cross multiply
   9,026.22x = 12,457.34 × 5,047.55
4. Step 4: Simplify right side
   9,026.22x = 62,879,071.35
5. Step 5: Solve for x
   x = 62,879,071.35/9,026.22
6. Step 6: Final answer
   x = 6,966.27