Finding the Third Proportional to 1,472,115 and 2,215,543

Step by Step Solution

1. Step 1: Write the proportion equation
   1,472,115 : 2,215,543 = 2,215,543 : x
2. Step 2: Convert to fraction form
   1,472,115/2,215,543 = 2,215,543/x
3. Step 3: Cross multiply
   1,472,115x = 2,215,543 × 2,215,543
4. Step 4: Simplify right side
   1,472,115x = 4,908,630,784,849
5. Step 5: Solve for x
   x = 4,908,630,784,849/1,472,115
6. Step 6: Final answer
   x = 3,334,407.15