Finding the Fourth Proportional to 416,085.39, 574,196.43 and 225,098.82

Step by Step Solution

1. Step 1: Write the proportion equation
   416,085.39 : 574,196.43 = 225,098.82 : x
2. Step 2: Convert to fraction form
   416,085.39/574,196.43 = 225,098.82/x
3. Step 3: Cross multiply
   416,085.39x = 574,196.43 × 225,098.82
4. Step 4: Simplify right side
   416,085.39x = 129,250,938,841.21
5. Step 5: Solve for x
   x = 129,250,938,841.21/416,085.39
6. Step 6: Final answer
   x = 310,635.61