Finding the Fourth Proportional to 3,088.72, 4,633.89 and 897.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,088.72 : 4,633.89 = 897.61 : x
2. Step 2: Convert to fraction form
   3,088.72/4,633.89 = 897.61/x
3. Step 3: Cross multiply
   3,088.72x = 4,633.89 × 897.61
4. Step 4: Simplify right side
   3,088.72x = 4,159,426.00
5. Step 5: Solve for x
   x = 4,159,426.00/3,088.72
6. Step 6: Final answer
   x = 1,346.65