Finding the Third Proportional to 1,681,236 and 3,648,252

Step by Step Solution

1. Step 1: Write the proportion equation
   1,681,236 : 3,648,252 = 3,648,252 : x
2. Step 2: Convert to fraction form
   1,681,236/3,648,252 = 3,648,252/x
3. Step 3: Cross multiply
   1,681,236x = 3,648,252 × 3,648,252
4. Step 4: Simplify right side
   1,681,236x = 13,309,742,655,504
5. Step 5: Solve for x
   x = 13,309,742,655,504/1,681,236
6. Step 6: Final answer
   x = 7,916,641.48