Finding the Fourth Proportional to 356,883.55, 535,111.49 and 113,619.49

Step by Step Solution

1. Step 1: Write the proportion equation
   356,883.55 : 535,111.49 = 113,619.49 : x
2. Step 2: Convert to fraction form
   356,883.55/535,111.49 = 113,619.49/x
3. Step 3: Cross multiply
   356,883.55x = 535,111.49 × 113,619.49
4. Step 4: Simplify right side
   356,883.55x = 60,799,096,788.03
5. Step 5: Solve for x
   x = 60,799,096,788.03/356,883.55
6. Step 6: Final answer
   x = 170,361.16