Finding the Third Proportional to 2,173,970 and 4,722,534

Step by Step Solution

1. Step 1: Write the proportion equation
   2,173,970 : 4,722,534 = 4,722,534 : x
2. Step 2: Convert to fraction form
   2,173,970/4,722,534 = 4,722,534/x
3. Step 3: Cross multiply
   2,173,970x = 4,722,534 × 4,722,534
4. Step 4: Simplify right side
   2,173,970x = 22,302,327,381,156
5. Step 5: Solve for x
   x = 22,302,327,381,156/2,173,970
6. Step 6: Final answer
   x = 10,258,801.81