Finding the Third Proportional to 5,790,649.50 and 12,478,792.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,790,649.50 : 12,478,792.50 = 12,478,792.50 : x
2. Step 2: Convert to fraction form
   5,790,649.50/12,478,792.50 = 12,478,792.50/x
3. Step 3: Cross multiply
   5,790,649.50x = 12,478,792.50 × 12,478,792.50
4. Step 4: Simplify right side
   5,790,649.50x = 155,720,262,258,056.25
5. Step 5: Solve for x
   x = 155,720,262,258,056.25/5,790,649.50
6. Step 6: Final answer
   x = 26,891,674.63