Finding the Fourth Proportional to 1,429.78, 2,146.62 and 737.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.78 : 2,146.62 = 737.02 : x
2. Step 2: Convert to fraction form
   1,429.78/2,146.62 = 737.02/x
3. Step 3: Cross multiply
   1,429.78x = 2,146.62 × 737.02
4. Step 4: Simplify right side
   1,429.78x = 1,582,101.87
5. Step 5: Solve for x
   x = 1,582,101.87/1,429.78
6. Step 6: Final answer
   x = 1,106.54