Finding the Third Proportional to 1,640,112 and 3,549,792

Step by Step Solution

1. Step 1: Write the proportion equation
   1,640,112 : 3,549,792 = 3,549,792 : x
2. Step 2: Convert to fraction form
   1,640,112/3,549,792 = 3,549,792/x
3. Step 3: Cross multiply
   1,640,112x = 3,549,792 × 3,549,792
4. Step 4: Simplify right side
   1,640,112x = 12,601,023,243,264
5. Step 5: Solve for x
   x = 12,601,023,243,264/1,640,112
6. Step 6: Final answer
   x = 7,683,026.06