Finding the Third Proportional to 1,723,898 and 2,728,365

Step by Step Solution

1. Step 1: Write the proportion equation
   1,723,898 : 2,728,365 = 2,728,365 : x
2. Step 2: Convert to fraction form
   1,723,898/2,728,365 = 2,728,365/x
3. Step 3: Cross multiply
   1,723,898x = 2,728,365 × 2,728,365
4. Step 4: Simplify right side
   1,723,898x = 7,443,975,573,225
5. Step 5: Solve for x
   x = 7,443,975,573,225/1,723,898
6. Step 6: Final answer
   x = 4,318,106.74