Finding the Fourth Proportional to 109,141.72, 150,614.49 and 60,742.84

Step by Step Solution

1. Step 1: Write the proportion equation
   109,141.72 : 150,614.49 = 60,742.84 : x
2. Step 2: Convert to fraction form
   109,141.72/150,614.49 = 60,742.84/x
3. Step 3: Cross multiply
   109,141.72x = 150,614.49 × 60,742.84
4. Step 4: Simplify right side
   109,141.72x = 9,148,751,867.75
5. Step 5: Solve for x
   x = 9,148,751,867.75/109,141.72
6. Step 6: Final answer
   x = 83,824.52