Finding the Third Proportional to 924,428 and 1,986,828

Step by Step Solution

1. Step 1: Write the proportion equation
   924,428 : 1,986,828 = 1,986,828 : x
2. Step 2: Convert to fraction form
   924,428/1,986,828 = 1,986,828/x
3. Step 3: Cross multiply
   924,428x = 1,986,828 × 1,986,828
4. Step 4: Simplify right side
   924,428x = 3,947,485,501,584
5. Step 5: Solve for x
   x = 3,947,485,501,584/924,428
6. Step 6: Final answer
   x = 4,270,192.49