Finding the Fourth Proportional to 9,210.56, 12,710.88 and 5,018.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,210.56 : 12,710.88 = 5,018.96 : x
2. Step 2: Convert to fraction form
   9,210.56/12,710.88 = 5,018.96/x
3. Step 3: Cross multiply
   9,210.56x = 12,710.88 × 5,018.96
4. Step 4: Simplify right side
   9,210.56x = 63,795,398.28
5. Step 5: Solve for x
   x = 63,795,398.28/9,210.56
6. Step 6: Final answer
   x = 6,926.33