Finding the Fourth Proportional to 3,522.64, 5,280.14 and 2,290.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,522.64 : 5,280.14 = 2,290.93 : x
2. Step 2: Convert to fraction form
   3,522.64/5,280.14 = 2,290.93/x
3. Step 3: Cross multiply
   3,522.64x = 5,280.14 × 2,290.93
4. Step 4: Simplify right side
   3,522.64x = 12,096,443.46
5. Step 5: Solve for x
   x = 12,096,443.46/3,522.64
6. Step 6: Final answer
   x = 3,433.92