Finding the Fourth Proportional to 199,088.59, 274,732.55 and 113,036.30

Step by Step Solution

1. Step 1: Write the proportion equation
   199,088.59 : 274,732.55 = 113,036.30 : x
2. Step 2: Convert to fraction form
   199,088.59/274,732.55 = 113,036.30/x
3. Step 3: Cross multiply
   199,088.59x = 274,732.55 × 113,036.30
4. Step 4: Simplify right side
   199,088.59x = 31,054,749,002.72
5. Step 5: Solve for x
   x = 31,054,749,002.72/199,088.59
6. Step 6: Final answer
   x = 155,984.58