Finding the Fourth Proportional to 230,099.27, 317,460.88 and 134,538.31

Step by Step Solution

1. Step 1: Write the proportion equation
   230,099.27 : 317,460.88 = 134,538.31 : x
2. Step 2: Convert to fraction form
   230,099.27/317,460.88 = 134,538.31/x
3. Step 3: Cross multiply
   230,099.27x = 317,460.88 × 134,538.31
4. Step 4: Simplify right side
   230,099.27x = 42,710,650,286.31
5. Step 5: Solve for x
   x = 42,710,650,286.31/230,099.27
6. Step 6: Final answer
   x = 185,618.37