Finding the Fourth Proportional to 6,900.29, 9,522.65 and 3,916.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,900.29 : 9,522.65 = 3,916.25 : x
2. Step 2: Convert to fraction form
   6,900.29/9,522.65 = 3,916.25/x
3. Step 3: Cross multiply
   6,900.29x = 9,522.65 × 3,916.25
4. Step 4: Simplify right side
   6,900.29x = 37,293,058.48
5. Step 5: Solve for x
   x = 37,293,058.48/6,900.29
6. Step 6: Final answer
   x = 5,404.56