Finding the Third Proportional to 2,214,432 and 4,605,558

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214,432 : 4,605,558 = 4,605,558 : x
2. Step 2: Convert to fraction form
   2,214,432/4,605,558 = 4,605,558/x
3. Step 3: Cross multiply
   2,214,432x = 4,605,558 × 4,605,558
4. Step 4: Simplify right side
   2,214,432x = 21,211,164,491,364
5. Step 5: Solve for x
   x = 21,211,164,491,364/2,214,432
6. Step 6: Final answer
   x = 9,578,602.77