Finding the Fourth Proportional to 230,870.78, 318,577.40 and 134,055.71

Step by Step Solution

1. Step 1: Write the proportion equation
   230,870.78 : 318,577.40 = 134,055.71 : x
2. Step 2: Convert to fraction form
   230,870.78/318,577.40 = 134,055.71/x
3. Step 3: Cross multiply
   230,870.78x = 318,577.40 × 134,055.71
4. Step 4: Simplify right side
   230,870.78x = 42,707,117,283.79
5. Step 5: Solve for x
   x = 42,707,117,283.79/230,870.78
6. Step 6: Final answer
   x = 184,982.78