Finding the Fourth Proportional to 109,409.42, 150,985.41 and 69,141.08

Step by Step Solution

1. Step 1: Write the proportion equation
   109,409.42 : 150,985.41 = 69,141.08 : x
2. Step 2: Convert to fraction form
   109,409.42/150,985.41 = 69,141.08/x
3. Step 3: Cross multiply
   109,409.42x = 150,985.41 × 69,141.08
4. Step 4: Simplify right side
   109,409.42x = 10,439,294,311.64
5. Step 5: Solve for x
   x = 10,439,294,311.64/109,409.42
6. Step 6: Final answer
   x = 95,414.95