Finding the Third Proportional to 1,631,748 and 3,534,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,631,748 : 3,534,688 = 3,534,688 : x
2. Step 2: Convert to fraction form
   1,631,748/3,534,688 = 3,534,688/x
3. Step 3: Cross multiply
   1,631,748x = 3,534,688 × 3,534,688
4. Step 4: Simplify right side
   1,631,748x = 12,494,019,257,344
5. Step 5: Solve for x
   x = 12,494,019,257,344/1,631,748
6. Step 6: Final answer
   x = 7,656,831.36