Finding the Fourth Proportional to 2,499.76, 3,748.29 and 1,406.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.76 : 3,748.29 = 1,406.26 : x
2. Step 2: Convert to fraction form
   2,499.76/3,748.29 = 1,406.26/x
3. Step 3: Cross multiply
   2,499.76x = 3,748.29 × 1,406.26
4. Step 4: Simplify right side
   2,499.76x = 5,271,070.30
5. Step 5: Solve for x
   x = 5,271,070.30/2,499.76
6. Step 6: Final answer
   x = 2,108.63