Finding the Third Proportional to 754,756.50 and 1,642,380

Step by Step Solution

1. Step 1: Write the proportion equation
   754,756.50 : 1,642,380 = 1,642,380 : x
2. Step 2: Convert to fraction form
   754,756.50/1,642,380 = 1,642,380/x
3. Step 3: Cross multiply
   754,756.50x = 1,642,380 × 1,642,380
4. Step 4: Simplify right side
   754,756.50x = 2,697,412,064,400
5. Step 5: Solve for x
   x = 2,697,412,064,400/754,756.50
6. Step 6: Final answer
   x = 3,573,883.85