Finding the Third Proportional to 1,142,780 and 2,437,434

Step by Step Solution

1. Step 1: Write the proportion equation
   1,142,780 : 2,437,434 = 2,437,434 : x
2. Step 2: Convert to fraction form
   1,142,780/2,437,434 = 2,437,434/x
3. Step 3: Cross multiply
   1,142,780x = 2,437,434 × 2,437,434
4. Step 4: Simplify right side
   1,142,780x = 5,941,084,504,356
5. Step 5: Solve for x
   x = 5,941,084,504,356/1,142,780
6. Step 6: Final answer
   x = 5,198,799.86