Finding the Third Proportional to 1,909,712 and 4,016,032

Step by Step Solution

1. Step 1: Write the proportion equation
   1,909,712 : 4,016,032 = 4,016,032 : x
2. Step 2: Convert to fraction form
   1,909,712/4,016,032 = 4,016,032/x
3. Step 3: Cross multiply
   1,909,712x = 4,016,032 × 4,016,032
4. Step 4: Simplify right side
   1,909,712x = 16,128,513,025,024
5. Step 5: Solve for x
   x = 16,128,513,025,024/1,909,712
6. Step 6: Final answer
   x = 8,445,521.12