Finding the Third Proportional to 1,240,264 and 1,896,140

Step by Step Solution

1. Step 1: Write the proportion equation
   1,240,264 : 1,896,140 = 1,896,140 : x
2. Step 2: Convert to fraction form
   1,240,264/1,896,140 = 1,896,140/x
3. Step 3: Cross multiply
   1,240,264x = 1,896,140 × 1,896,140
4. Step 4: Simplify right side
   1,240,264x = 3,595,346,899,600
5. Step 5: Solve for x
   x = 3,595,346,899,600/1,240,264
6. Step 6: Final answer
   x = 2,898,856.13