Finding the Third Proportional to 1,488,282 and 3,155,397

Step by Step Solution

1. Step 1: Write the proportion equation
   1,488,282 : 3,155,397 = 3,155,397 : x
2. Step 2: Convert to fraction form
   1,488,282/3,155,397 = 3,155,397/x
3. Step 3: Cross multiply
   1,488,282x = 3,155,397 × 3,155,397
4. Step 4: Simplify right side
   1,488,282x = 9,956,530,227,609
5. Step 5: Solve for x
   x = 9,956,530,227,609/1,488,282
6. Step 6: Final answer
   x = 6,689,948.70