Finding the Fourth Proportional to 1,072,920.86, 1,480,606.98 and 582,877.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,920.86 : 1,480,606.98 = 582,877.72 : x
2. Step 2: Convert to fraction form
   1,072,920.86/1,480,606.98 = 582,877.72/x
3. Step 3: Cross multiply
   1,072,920.86x = 1,480,606.98 × 582,877.72
4. Step 4: Simplify right side
   1,072,920.86x = 863,012,813,315.45
5. Step 5: Solve for x
   x = 863,012,813,315.45/1,072,920.86
6. Step 6: Final answer
   x = 804,358.31