Finding the Third Proportional to 637,819.31 and 919,002.38

Step by Step Solution

1. Step 1: Write the proportion equation
   637,819.31 : 919,002.38 = 919,002.38 : x
2. Step 2: Convert to fraction form
   637,819.31/919,002.38 = 919,002.38/x
3. Step 3: Cross multiply
   637,819.31x = 919,002.38 × 919,002.38
4. Step 4: Simplify right side
   637,819.31x = 844,565,365,255.64
5. Step 5: Solve for x
   x = 844,565,365,255.64/637,819.31
6. Step 6: Final answer
   x = 1,324,145.18