Finding the Fourth Proportional to 236,561.42, 326,443.38 and 134,577.30

Step by Step Solution

1. Step 1: Write the proportion equation
   236,561.42 : 326,443.38 = 134,577.30 : x
2. Step 2: Convert to fraction form
   236,561.42/326,443.38 = 134,577.30/x
3. Step 3: Cross multiply
   236,561.42x = 326,443.38 × 134,577.30
4. Step 4: Simplify right side
   236,561.42x = 43,931,868,683.27
5. Step 5: Solve for x
   x = 43,931,868,683.27/236,561.42
6. Step 6: Final answer
   x = 185,710.20