Finding the Third Proportional to 375,343.50 and 581,679

Step by Step Solution

1. Step 1: Write the proportion equation
   375,343.50 : 581,679 = 581,679 : x
2. Step 2: Convert to fraction form
   375,343.50/581,679 = 581,679/x
3. Step 3: Cross multiply
   375,343.50x = 581,679 × 581,679
4. Step 4: Simplify right side
   375,343.50x = 338,350,459,041
5. Step 5: Solve for x
   x = 338,350,459,041/375,343.50
6. Step 6: Final answer
   x = 901,442.17