Finding the Third Proportional to 1,026,870 and 2,289,856.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,026,870 : 2,289,856.50 = 2,289,856.50 : x
2. Step 2: Convert to fraction form
   1,026,870/2,289,856.50 = 2,289,856.50/x
3. Step 3: Cross multiply
   1,026,870x = 2,289,856.50 × 2,289,856.50
4. Step 4: Simplify right side
   1,026,870x = 5,243,442,790,592.25
5. Step 5: Solve for x
   x = 5,243,442,790,592.25/1,026,870
6. Step 6: Final answer
   x = 5,106,238.17