Finding the Third Proportional to 381,850 and 754,060

Step by Step Solution

1. Step 1: Write the proportion equation
   381,850 : 754,060 = 754,060 : x
2. Step 2: Convert to fraction form
   381,850/754,060 = 754,060/x
3. Step 3: Cross multiply
   381,850x = 754,060 × 754,060
4. Step 4: Simplify right side
   381,850x = 568,606,483,600
5. Step 5: Solve for x
   x = 568,606,483,600/381,850
6. Step 6: Final answer
   x = 1,489,083.37