Finding the Third Proportional to 1,012,355 and 2,201,856.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,012,355 : 2,201,856.50 = 2,201,856.50 : x
2. Step 2: Convert to fraction form
   1,012,355/2,201,856.50 = 2,201,856.50/x
3. Step 3: Cross multiply
   1,012,355x = 2,201,856.50 × 2,201,856.50
4. Step 4: Simplify right side
   1,012,355x = 4,848,172,046,592.25
5. Step 5: Solve for x
   x = 4,848,172,046,592.25/1,012,355
6. Step 6: Final answer
   x = 4,789,003.90