Finding the Third Proportional to 297,463.50 and 579,978

Step by Step Solution

1. Step 1: Write the proportion equation
   297,463.50 : 579,978 = 579,978 : x
2. Step 2: Convert to fraction form
   297,463.50/579,978 = 579,978/x
3. Step 3: Cross multiply
   297,463.50x = 579,978 × 579,978
4. Step 4: Simplify right side
   297,463.50x = 336,374,480,484
5. Step 5: Solve for x
   x = 336,374,480,484/297,463.50
6. Step 6: Final answer
   x = 1,130,809.26