Finding the Third Proportional to 928,620 and 1,400,382

Step by Step Solution

1. Step 1: Write the proportion equation
   928,620 : 1,400,382 = 1,400,382 : x
2. Step 2: Convert to fraction form
   928,620/1,400,382 = 1,400,382/x
3. Step 3: Cross multiply
   928,620x = 1,400,382 × 1,400,382
4. Step 4: Simplify right side
   928,620x = 1,961,069,745,924
5. Step 5: Solve for x
   x = 1,961,069,745,924/928,620
6. Step 6: Final answer
   x = 2,111,810.80