Finding the Third Proportional to 1,574,020 and 3,478,832

Step by Step Solution

1. Step 1: Write the proportion equation
   1,574,020 : 3,478,832 = 3,478,832 : x
2. Step 2: Convert to fraction form
   1,574,020/3,478,832 = 3,478,832/x
3. Step 3: Cross multiply
   1,574,020x = 3,478,832 × 3,478,832
4. Step 4: Simplify right side
   1,574,020x = 12,102,272,084,224
5. Step 5: Solve for x
   x = 12,102,272,084,224/1,574,020
6. Step 6: Final answer
   x = 7,688,766.40