Finding the Fourth Proportional to 2,645.06, 3,966.67 and 1,002.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,645.06 : 3,966.67 = 1,002.07 : x
2. Step 2: Convert to fraction form
   2,645.06/3,966.67 = 1,002.07/x
3. Step 3: Cross multiply
   2,645.06x = 3,966.67 × 1,002.07
4. Step 4: Simplify right side
   2,645.06x = 3,974,887.22
5. Step 5: Solve for x
   x = 3,974,887.22/2,645.06
6. Step 6: Final answer
   x = 1,502.76