Finding the Fourth Proportional to 1,499,424.42, 2,069,257.32 and 820,360.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,424.42 : 2,069,257.32 = 820,360.92 : x
2. Step 2: Convert to fraction form
   1,499,424.42/2,069,257.32 = 820,360.92/x
3. Step 3: Cross multiply
   1,499,424.42x = 2,069,257.32 × 820,360.92
4. Step 4: Simplify right side
   1,499,424.42x = 1,697,537,838,751.93
5. Step 5: Solve for x
   x = 1,697,537,838,751.93/1,499,424.42
6. Step 6: Final answer
   x = 1,132,126.31