Finding the Third Proportional to 5,156,730 and 10,928,155.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,156,730 : 10,928,155.50 = 10,928,155.50 : x
2. Step 2: Convert to fraction form
   5,156,730/10,928,155.50 = 10,928,155.50/x
3. Step 3: Cross multiply
   5,156,730x = 10,928,155.50 × 10,928,155.50
4. Step 4: Simplify right side
   5,156,730x = 119,424,582,632,180.25
5. Step 5: Solve for x
   x = 119,424,582,632,180.25/5,156,730
6. Step 6: Final answer
   x = 23,158,975.29