Finding the Fourth Proportional to 322,085.31, 444,490.52 and 186,114.75

Step by Step Solution

1. Step 1: Write the proportion equation
   322,085.31 : 444,490.52 = 186,114.75 : x
2. Step 2: Convert to fraction form
   322,085.31/444,490.52 = 186,114.75/x
3. Step 3: Cross multiply
   322,085.31x = 444,490.52 × 186,114.75
4. Step 4: Simplify right side
   322,085.31x = 82,726,242,007.17
5. Step 5: Solve for x
   x = 82,726,242,007.17/322,085.31
6. Step 6: Final answer
   x = 256,845.75