Finding the Third Proportional to 1,473,422 and 2,215,600

Step by Step Solution

1. Step 1: Write the proportion equation
   1,473,422 : 2,215,600 = 2,215,600 : x
2. Step 2: Convert to fraction form
   1,473,422/2,215,600 = 2,215,600/x
3. Step 3: Cross multiply
   1,473,422x = 2,215,600 × 2,215,600
4. Step 4: Simplify right side
   1,473,422x = 4,908,883,360,000
5. Step 5: Solve for x
   x = 4,908,883,360,000/1,473,422
6. Step 6: Final answer
   x = 3,331,620.78