Finding the Third Proportional to 2,146,275 and 4,665,289.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146,275 : 4,665,289.50 = 4,665,289.50 : x
2. Step 2: Convert to fraction form
   2,146,275/4,665,289.50 = 4,665,289.50/x
3. Step 3: Cross multiply
   2,146,275x = 4,665,289.50 × 4,665,289.50
4. Step 4: Simplify right side
   2,146,275x = 21,764,926,118,810.25
5. Step 5: Solve for x
   x = 21,764,926,118,810.25/2,146,275
6. Step 6: Final answer
   x = 10,140,790.96