Finding the Third Proportional to 375,442.50 and 763,926

Step by Step Solution

1. Step 1: Write the proportion equation
   375,442.50 : 763,926 = 763,926 : x
2. Step 2: Convert to fraction form
   375,442.50/763,926 = 763,926/x
3. Step 3: Cross multiply
   375,442.50x = 763,926 × 763,926
4. Step 4: Simplify right side
   375,442.50x = 583,582,933,476
5. Step 5: Solve for x
   x = 583,582,933,476/375,442.50
6. Step 6: Final answer
   x = 1,554,386.98