Finding the Third Proportional to 1,454,774 and 3,158,380

Step by Step Solution

1. Step 1: Write the proportion equation
   1,454,774 : 3,158,380 = 3,158,380 : x
2. Step 2: Convert to fraction form
   1,454,774/3,158,380 = 3,158,380/x
3. Step 3: Cross multiply
   1,454,774x = 3,158,380 × 3,158,380
4. Step 4: Simplify right side
   1,454,774x = 9,975,364,224,400
5. Step 5: Solve for x
   x = 9,975,364,224,400/1,454,774
6. Step 6: Final answer
   x = 6,856,985.50