Finding the Third Proportional to 1,712,636 and 3,730,400

Step by Step Solution

1. Step 1: Write the proportion equation
   1,712,636 : 3,730,400 = 3,730,400 : x
2. Step 2: Convert to fraction form
   1,712,636/3,730,400 = 3,730,400/x
3. Step 3: Cross multiply
   1,712,636x = 3,730,400 × 3,730,400
4. Step 4: Simplify right side
   1,712,636x = 13,915,884,160,000
5. Step 5: Solve for x
   x = 13,915,884,160,000/1,712,636
6. Step 6: Final answer
   x = 8,125,418.45