Finding the Third Proportional to 1,310,076 and 1,988,748

Step by Step Solution

1. Step 1: Write the proportion equation
   1,310,076 : 1,988,748 = 1,988,748 : x
2. Step 2: Convert to fraction form
   1,310,076/1,988,748 = 1,988,748/x
3. Step 3: Cross multiply
   1,310,076x = 1,988,748 × 1,988,748
4. Step 4: Simplify right side
   1,310,076x = 3,955,118,607,504
5. Step 5: Solve for x
   x = 3,955,118,607,504/1,310,076
6. Step 6: Final answer
   x = 3,018,999.36