Finding the Fourth Proportional to 2,127.09, 3,189.09 and 1,432.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,127.09 : 3,189.09 = 1,432.03 : x
2. Step 2: Convert to fraction form
   2,127.09/3,189.09 = 1,432.03/x
3. Step 3: Cross multiply
   2,127.09x = 3,189.09 × 1,432.03
4. Step 4: Simplify right side
   2,127.09x = 4,566,872.55
5. Step 5: Solve for x
   x = 4,566,872.55/2,127.09
6. Step 6: Final answer
   x = 2,147.00