Finding the Third Proportional to 4,823,128.55 and 10,617,797.67

Step by Step Solution

1. Step 1: Write the proportion equation
   4,823,128.55 : 10,617,797.67 = 10,617,797.67 : x
2. Step 2: Convert to fraction form
   4,823,128.55/10,617,797.67 = 10,617,797.67/x
3. Step 3: Cross multiply
   4,823,128.55x = 10,617,797.67 × 10,617,797.67
4. Step 4: Simplify right side
   4,823,128.55x = 112,737,627,400,874.17
5. Step 5: Solve for x
   x = 112,737,627,400,874.17/4,823,128.55
6. Step 6: Final answer
   x = 23,374,377.50