Finding the Fourth Proportional to 1,072,918.86, 1,480,604.22 and 582,875.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,918.86 : 1,480,604.22 = 582,875.72 : x
2. Step 2: Convert to fraction form
   1,072,918.86/1,480,604.22 = 582,875.72/x
3. Step 3: Cross multiply
   1,072,918.86x = 1,480,604.22 × 582,875.72
4. Step 4: Simplify right side
   1,072,918.86x = 863,008,243,364.52
5. Step 5: Solve for x
   x = 863,008,243,364.52/1,072,918.86
6. Step 6: Final answer
   x = 804,355.55