Finding the Third Proportional to 924,420 and 1,986,810

Step by Step Solution

1. Step 1: Write the proportion equation
   924,420 : 1,986,810 = 1,986,810 : x
2. Step 2: Convert to fraction form
   924,420/1,986,810 = 1,986,810/x
3. Step 3: Cross multiply
   924,420x = 1,986,810 × 1,986,810
4. Step 4: Simplify right side
   924,420x = 3,947,413,976,100
5. Step 5: Solve for x
   x = 3,947,413,976,100/924,420
6. Step 6: Final answer
   x = 4,270,152.07