Finding the Third Proportional to 1,832,394 and 3,990,060

Step by Step Solution

1. Step 1: Write the proportion equation
   1,832,394 : 3,990,060 = 3,990,060 : x
2. Step 2: Convert to fraction form
   1,832,394/3,990,060 = 3,990,060/x
3. Step 3: Cross multiply
   1,832,394x = 3,990,060 × 3,990,060
4. Step 4: Simplify right side
   1,832,394x = 15,920,578,803,600
5. Step 5: Solve for x
   x = 15,920,578,803,600/1,832,394
6. Step 6: Final answer
   x = 8,688,403.70