Finding the Third Proportional to 1,048,428 and 2,293,139.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048,428 : 2,293,139.25 = 2,293,139.25 : x
2. Step 2: Convert to fraction form
   1,048,428/2,293,139.25 = 2,293,139.25/x
3. Step 3: Cross multiply
   1,048,428x = 2,293,139.25 × 2,293,139.25
4. Step 4: Simplify right side
   1,048,428x = 5,258,487,619,890.56
5. Step 5: Solve for x
   x = 5,258,487,619,890.56/1,048,428
6. Step 6: Final answer
   x = 5,015,592.51