Finding the Fourth Proportional to 780,575.86, 1,077,180.69 and 441,036.82

Step by Step Solution

1. Step 1: Write the proportion equation
   780,575.86 : 1,077,180.69 = 441,036.82 : x
2. Step 2: Convert to fraction form
   780,575.86/1,077,180.69 = 441,036.82/x
3. Step 3: Cross multiply
   780,575.86x = 1,077,180.69 × 441,036.82
4. Step 4: Simplify right side
   780,575.86x = 475,076,346,083.01
5. Step 5: Solve for x
   x = 475,076,346,083.01/780,575.86
6. Step 6: Final answer
   x = 608,622.90