Finding the Third Proportional to 2,490.28 and 3,801.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490.28 : 3,801.62 = 3,801.62 : x
2. Step 2: Convert to fraction form
   2,490.28/3,801.62 = 3,801.62/x
3. Step 3: Cross multiply
   2,490.28x = 3,801.62 × 3,801.62
4. Step 4: Simplify right side
   2,490.28x = 14,452,322.94
5. Step 5: Solve for x
   x = 14,452,322.94/2,490.28
6. Step 6: Final answer
   x = 5,803.50