Finding the Fourth Proportional to 2,521.17, 3,776.99 and 1,426.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521.17 : 3,776.99 = 1,426.32 : x
2. Step 2: Convert to fraction form
   2,521.17/3,776.99 = 1,426.32/x
3. Step 3: Cross multiply
   2,521.17x = 3,776.99 × 1,426.32
4. Step 4: Simplify right side
   2,521.17x = 5,387,189.25
5. Step 5: Solve for x
   x = 5,387,189.25/2,521.17
6. Step 6: Final answer
   x = 2,136.78