Finding the Fourth Proportional to 2,526.98, 3,791.55 and 1,429.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,526.98 : 3,791.55 = 1,429.70 : x
2. Step 2: Convert to fraction form
   2,526.98/3,791.55 = 1,429.70/x
3. Step 3: Cross multiply
   2,526.98x = 3,791.55 × 1,429.70
4. Step 4: Simplify right side
   2,526.98x = 5,420,779.04
5. Step 5: Solve for x
   x = 5,420,779.04/2,526.98
6. Step 6: Final answer
   x = 2,145.16