Finding the Fourth Proportional to 238,891.86, 329,662.50 and 131,451.84

Step by Step Solution

1. Step 1: Write the proportion equation
   238,891.86 : 329,662.50 = 131,451.84 : x
2. Step 2: Convert to fraction form
   238,891.86/329,662.50 = 131,451.84/x
3. Step 3: Cross multiply
   238,891.86x = 329,662.50 × 131,451.84
4. Step 4: Simplify right side
   238,891.86x = 43,334,742,204
5. Step 5: Solve for x
   x = 43,334,742,204/238,891.86
6. Step 6: Final answer
   x = 181,398.99