Finding the Fourth Proportional to 109,404.62, 150,986.34 and 61,009.82

Step by Step Solution

1. Step 1: Write the proportion equation
   109,404.62 : 150,986.34 = 61,009.82 : x
2. Step 2: Convert to fraction form
   109,404.62/150,986.34 = 61,009.82/x
3. Step 3: Cross multiply
   109,404.62x = 150,986.34 × 61,009.82
4. Step 4: Simplify right side
   109,404.62x = 9,211,649,425.86
5. Step 5: Solve for x
   x = 9,211,649,425.86/109,404.62
6. Step 6: Final answer
   x = 84,197.99