Finding the Third Proportional to 915,780 and 2,014,264.50

Step by Step Solution

1. Step 1: Write the proportion equation
   915,780 : 2,014,264.50 = 2,014,264.50 : x
2. Step 2: Convert to fraction form
   915,780/2,014,264.50 = 2,014,264.50/x
3. Step 3: Cross multiply
   915,780x = 2,014,264.50 × 2,014,264.50
4. Step 4: Simplify right side
   915,780x = 4,057,261,475,960.25
5. Step 5: Solve for x
   x = 4,057,261,475,960.25/915,780
6. Step 6: Final answer
   x = 4,430,388.82