Finding the Fourth Proportional to 6,404.48, 8,837.55 and 4,726.79

Step by Step Solution

1. Step 1: Write the proportion equation
   6,404.48 : 8,837.55 = 4,726.79 : x
2. Step 2: Convert to fraction form
   6,404.48/8,837.55 = 4,726.79/x
3. Step 3: Cross multiply
   6,404.48x = 8,837.55 × 4,726.79
4. Step 4: Simplify right side
   6,404.48x = 41,773,242.96
5. Step 5: Solve for x
   x = 41,773,242.96/6,404.48
6. Step 6: Final answer
   x = 6,522.50