Finding the Fourth Proportional to 1,592.00, 2,196.70 and 1,002.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,592.00 : 2,196.70 = 1,002.12 : x
2. Step 2: Convert to fraction form
   1,592.00/2,196.70 = 1,002.12/x
3. Step 3: Cross multiply
   1,592.00x = 2,196.70 × 1,002.12
4. Step 4: Simplify right side
   1,592.00x = 2,201,351.90
5. Step 5: Solve for x
   x = 2,201,351.90/1,592.00
6. Step 6: Final answer
   x = 1,382.76