Finding the Fourth Proportional to 69,191.24, 103,620.42 and 39,519.08

Step by Step Solution

1. Step 1: Write the proportion equation
   69,191.24 : 103,620.42 = 39,519.08 : x
2. Step 2: Convert to fraction form
   69,191.24/103,620.42 = 39,519.08/x
3. Step 3: Cross multiply
   69,191.24x = 103,620.42 × 39,519.08
4. Step 4: Simplify right side
   69,191.24x = 4,094,983,667.61
5. Step 5: Solve for x
   x = 4,094,983,667.61/69,191.24
6. Step 6: Final answer
   x = 59,183.56