Finding the Fourth Proportional to 1,397.07, 2,095.69 and 1,006.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397.07 : 2,095.69 = 1,006.00 : x
2. Step 2: Convert to fraction form
   1,397.07/2,095.69 = 1,006.00/x
3. Step 3: Cross multiply
   1,397.07x = 2,095.69 × 1,006.00
4. Step 4: Simplify right side
   1,397.07x = 2,108,256.39
5. Step 5: Solve for x
   x = 2,108,256.39/1,397.07
6. Step 6: Final answer
   x = 1,509.06