Finding the Third Proportional to 1,429.88 and 2,152.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429.88 : 2,152.13 = 2,152.13 : x
2. Step 2: Convert to fraction form
   1,429.88/2,152.13 = 2,152.13/x
3. Step 3: Cross multiply
   1,429.88x = 2,152.13 × 2,152.13
4. Step 4: Simplify right side
   1,429.88x = 4,631,642.02
5. Step 5: Solve for x
   x = 4,631,642.02/1,429.88
6. Step 6: Final answer
   x = 3,239.19