Finding the Fourth Proportional to 1,605,050.76, 2,408,364.17 and 645,467.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,605,050.76 : 2,408,364.17 = 645,467.56 : x
2. Step 2: Convert to fraction form
   1,605,050.76/2,408,364.17 = 645,467.56/x
3. Step 3: Cross multiply
   1,605,050.76x = 2,408,364.17 × 645,467.56
4. Step 4: Simplify right side
   1,605,050.76x = 1,554,520,944,401.33
5. Step 5: Solve for x
   x = 1,554,520,944,401.33/1,605,050.76
6. Step 6: Final answer
   x = 968,518.24