Finding the Fourth Proportional to 2,522.02, 3,480.34 and 1,402.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.02 : 3,480.34 = 1,402.86 : x
2. Step 2: Convert to fraction form
   2,522.02/3,480.34 = 1,402.86/x
3. Step 3: Cross multiply
   2,522.02x = 3,480.34 × 1,402.86
4. Step 4: Simplify right side
   2,522.02x = 4,882,429.77
5. Step 5: Solve for x
   x = 4,882,429.77/2,522.02
6. Step 6: Final answer
   x = 1,935.92