Finding the Third Proportional to 2,742,487.50 and 5,906,416.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,742,487.50 : 5,906,416.50 = 5,906,416.50 : x
2. Step 2: Convert to fraction form
   2,742,487.50/5,906,416.50 = 5,906,416.50/x
3. Step 3: Cross multiply
   2,742,487.50x = 5,906,416.50 × 5,906,416.50
4. Step 4: Simplify right side
   2,742,487.50x = 34,885,755,871,472.25
5. Step 5: Solve for x
   x = 34,885,755,871,472.25/2,742,487.50
6. Step 6: Final answer
   x = 12,720,479.44