Finding the Third Proportional to 1,499,688 and 3,238,920

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,688 : 3,238,920 = 3,238,920 : x
2. Step 2: Convert to fraction form
   1,499,688/3,238,920 = 3,238,920/x
3. Step 3: Cross multiply
   1,499,688x = 3,238,920 × 3,238,920
4. Step 4: Simplify right side
   1,499,688x = 10,490,602,766,400
5. Step 5: Solve for x
   x = 10,490,602,766,400/1,499,688
6. Step 6: Final answer
   x = 6,995,190.18