Finding the Fourth Proportional to 1,637.27, 2,259.37 and 929.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,637.27 : 2,259.37 = 929.15 : x
2. Step 2: Convert to fraction form
   1,637.27/2,259.37 = 929.15/x
3. Step 3: Cross multiply
   1,637.27x = 2,259.37 × 929.15
4. Step 4: Simplify right side
   1,637.27x = 2,099,293.64
5. Step 5: Solve for x
   x = 2,099,293.64/1,637.27
6. Step 6: Final answer
   x = 1,282.19