Finding the Third Proportional to 1,690.24 and 2,521.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,690.24 : 2,521.34 = 2,521.34 : x
2. Step 2: Convert to fraction form
   1,690.24/2,521.34 = 2,521.34/x
3. Step 3: Cross multiply
   1,690.24x = 2,521.34 × 2,521.34
4. Step 4: Simplify right side
   1,690.24x = 6,357,134.91
5. Step 5: Solve for x
   x = 6,357,134.91/1,690.24
6. Step 6: Final answer
   x = 3,761.08