Finding the Third Proportional to 1,515,156 and 3,366,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,156 : 3,366,624 = 3,366,624 : x
2. Step 2: Convert to fraction form
   1,515,156/3,366,624 = 3,366,624/x
3. Step 3: Cross multiply
   1,515,156x = 3,366,624 × 3,366,624
4. Step 4: Simplify right side
   1,515,156x = 11,334,157,157,376
5. Step 5: Solve for x
   x = 11,334,157,157,376/1,515,156
6. Step 6: Final answer
   x = 7,480,521.58