Finding the Fourth Proportional to 1,039,820.27, 1,434,925.53 and 580,938.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039,820.27 : 1,434,925.53 = 580,938.28 : x
2. Step 2: Convert to fraction form
   1,039,820.27/1,434,925.53 = 580,938.28/x
3. Step 3: Cross multiply
   1,039,820.27x = 1,434,925.53 × 580,938.28
4. Step 4: Simplify right side
   1,039,820.27x = 833,603,171,119.95
5. Step 5: Solve for x
   x = 833,603,171,119.95/1,039,820.27
6. Step 6: Final answer
   x = 801,680.06