Finding the Fourth Proportional to 2,443.00, 3,664.50 and 688.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.00 : 3,664.50 = 688.01 : x
2. Step 2: Convert to fraction form
   2,443.00/3,664.50 = 688.01/x
3. Step 3: Cross multiply
   2,443.00x = 3,664.50 × 688.01
4. Step 4: Simplify right side
   2,443.00x = 2,521,196.90
5. Step 5: Solve for x
   x = 2,521,196.90/2,443.00
6. Step 6: Final answer
   x = 1,032.01