Finding the Fourth Proportional to 230,142.06, 317,595.74 and 134,667.16

Step by Step Solution

1. Step 1: Write the proportion equation
   230,142.06 : 317,595.74 = 134,667.16 : x
2. Step 2: Convert to fraction form
   230,142.06/317,595.74 = 134,667.16/x
3. Step 3: Cross multiply
   230,142.06x = 317,595.74 × 134,667.16
4. Step 4: Simplify right side
   230,142.06x = 42,769,714,866.57
5. Step 5: Solve for x
   x = 42,769,714,866.57/230,142.06
6. Step 6: Final answer
   x = 185,840.50