Finding the Fourth Proportional to 422,084.52, 582,476.54 and 231,097.86

Step by Step Solution

1. Step 1: Write the proportion equation
   422,084.52 : 582,476.54 = 231,097.86 : x
2. Step 2: Convert to fraction form
   422,084.52/582,476.54 = 231,097.86/x
3. Step 3: Cross multiply
   422,084.52x = 582,476.54 × 231,097.86
4. Step 4: Simplify right side
   422,084.52x = 134,609,080,738.72
5. Step 5: Solve for x
   x = 134,609,080,738.72/422,084.52
6. Step 6: Final answer
   x = 318,914.99