Finding the Third Proportional to 2,215,460 and 3,319,492

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,460 : 3,319,492 = 3,319,492 : x
2. Step 2: Convert to fraction form
   2,215,460/3,319,492 = 3,319,492/x
3. Step 3: Cross multiply
   2,215,460x = 3,319,492 × 3,319,492
4. Step 4: Simplify right side
   2,215,460x = 11,019,027,138,064
5. Step 5: Solve for x
   x = 11,019,027,138,064/2,215,460
6. Step 6: Final answer
   x = 4,973,697.17