Finding the Third Proportional to 2,900.34 and 5,612.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,900.34 : 5,612.73 = 5,612.73 : x
2. Step 2: Convert to fraction form
   2,900.34/5,612.73 = 5,612.73/x
3. Step 3: Cross multiply
   2,900.34x = 5,612.73 × 5,612.73
4. Step 4: Simplify right side
   2,900.34x = 31,502,743.31
5. Step 5: Solve for x
   x = 31,502,743.31/2,900.34
6. Step 6: Final answer
   x = 10,861.75