Finding the Fourth Proportional to 2,007.03, 3,008.49 and 707.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.03 : 3,008.49 = 707.61 : x
2. Step 2: Convert to fraction form
   2,007.03/3,008.49 = 707.61/x
3. Step 3: Cross multiply
   2,007.03x = 3,008.49 × 707.61
4. Step 4: Simplify right side
   2,007.03x = 2,128,837.61
5. Step 5: Solve for x
   x = 2,128,837.61/2,007.03
6. Step 6: Final answer
   x = 1,060.69