Finding the Fourth Proportional to 2,634.72, 3,635.88 and 1,455.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,634.72 : 3,635.88 = 1,455.86 : x
2. Step 2: Convert to fraction form
   2,634.72/3,635.88 = 1,455.86/x
3. Step 3: Cross multiply
   2,634.72x = 3,635.88 × 1,455.86
4. Step 4: Simplify right side
   2,634.72x = 5,293,332.26
5. Step 5: Solve for x
   x = 5,293,332.26/2,634.72
6. Step 6: Final answer
   x = 2,009.07