Finding the Third Proportional to 653,838 and 1,400,988

Step by Step Solution

1. Step 1: Write the proportion equation
   653,838 : 1,400,988 = 1,400,988 : x
2. Step 2: Convert to fraction form
   653,838/1,400,988 = 1,400,988/x
3. Step 3: Cross multiply
   653,838x = 1,400,988 × 1,400,988
4. Step 4: Simplify right side
   653,838x = 1,962,767,376,144
5. Step 5: Solve for x
   x = 1,962,767,376,144/653,838
6. Step 6: Final answer
   x = 3,001,916.95