Finding the Fourth Proportional to 109,495.78, 151,104.90 and 69,227.72

Step by Step Solution

1. Step 1: Write the proportion equation
   109,495.78 : 151,104.90 = 69,227.72 : x
2. Step 2: Convert to fraction form
   109,495.78/151,104.90 = 69,227.72/x
3. Step 3: Cross multiply
   109,495.78x = 151,104.90 × 69,227.72
4. Step 4: Simplify right side
   109,495.78x = 10,460,647,707.83
5. Step 5: Solve for x
   x = 10,460,647,707.83/109,495.78
6. Step 6: Final answer
   x = 95,534.71