Finding the Fourth Proportional to 1,078,065, 1,615,499.98 and 437,589.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,078,065 : 1,615,499.98 = 437,589.41 : x
2. Step 2: Convert to fraction form
   1,078,065/1,615,499.98 = 437,589.41/x
3. Step 3: Cross multiply
   1,078,065x = 1,615,499.98 × 437,589.41
4. Step 4: Simplify right side
   1,078,065x = 706,925,673,931.74
5. Step 5: Solve for x
   x = 706,925,673,931.74/1,078,065
6. Step 6: Final answer
   x = 655,735.67