Finding the Fourth Proportional to 9,026.45, 12,456.50 and 5,047.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,026.45 : 12,456.50 = 5,047.57 : x
2. Step 2: Convert to fraction form
   9,026.45/12,456.50 = 5,047.57/x
3. Step 3: Cross multiply
   9,026.45x = 12,456.50 × 5,047.57
4. Step 4: Simplify right side
   9,026.45x = 62,874,968.18
5. Step 5: Solve for x
   x = 62,874,968.18/9,026.45
6. Step 6: Final answer
   x = 6,965.64