Finding the Fourth Proportional to 109,216.69, 150,722.04 and 61,471.69

Step by Step Solution

1. Step 1: Write the proportion equation
   109,216.69 : 150,722.04 = 61,471.69 : x
2. Step 2: Convert to fraction form
   109,216.69/150,722.04 = 61,471.69/x
3. Step 3: Cross multiply
   109,216.69x = 150,722.04 × 61,471.69
4. Step 4: Simplify right side
   109,216.69x = 9,265,138,519.05
5. Step 5: Solve for x
   x = 9,265,138,519.05/109,216.69
6. Step 6: Final answer
   x = 84,832.63