Finding the Third Proportional to 215,166.38 and 472,797

Step by Step Solution

1. Step 1: Write the proportion equation
   215,166.38 : 472,797 = 472,797 : x
2. Step 2: Convert to fraction form
   215,166.38/472,797 = 472,797/x
3. Step 3: Cross multiply
   215,166.38x = 472,797 × 472,797
4. Step 4: Simplify right side
   215,166.38x = 223,537,003,209
5. Step 5: Solve for x
   x = 223,537,003,209/215,166.38
6. Step 6: Final answer
   x = 1,038,903.05