Finding the Third Proportional to 1,046.99 and 1,478.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046.99 : 1,478.72 = 1,478.72 : x
2. Step 2: Convert to fraction form
   1,046.99/1,478.72 = 1,478.72/x
3. Step 3: Cross multiply
   1,046.99x = 1,478.72 × 1,478.72
4. Step 4: Simplify right side
   1,046.99x = 2,186,626.47
5. Step 5: Solve for x
   x = 2,186,626.47/1,046.99
6. Step 6: Final answer
   x = 2,088.49