Finding the Fourth Proportional to 7,726.55, 10,664.15 and 5,073.89

Step by Step Solution

1. Step 1: Write the proportion equation
   7,726.55 : 10,664.15 = 5,073.89 : x
2. Step 2: Convert to fraction form
   7,726.55/10,664.15 = 5,073.89/x
3. Step 3: Cross multiply
   7,726.55x = 10,664.15 × 5,073.89
4. Step 4: Simplify right side
   7,726.55x = 54,108,645.35
5. Step 5: Solve for x
   x = 54,108,645.35/7,726.55
6. Step 6: Final answer
   x = 7,002.95