Finding the Fourth Proportional to 2,373.60, 3,275.36 and 1,429.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,373.60 : 3,275.36 = 1,429.76 : x
2. Step 2: Convert to fraction form
   2,373.60/3,275.36 = 1,429.76/x
3. Step 3: Cross multiply
   2,373.60x = 3,275.36 × 1,429.76
4. Step 4: Simplify right side
   2,373.60x = 4,682,978.71
5. Step 5: Solve for x
   x = 4,682,978.71/2,373.60
6. Step 6: Final answer
   x = 1,972.94