Finding the Fourth Proportional to 91,404.57, 137,107.28 and 23,936.47

Step by Step Solution

1. Step 1: Write the proportion equation
   91,404.57 : 137,107.28 = 23,936.47 : x
2. Step 2: Convert to fraction form
   91,404.57/137,107.28 = 23,936.47/x
3. Step 3: Cross multiply
   91,404.57x = 137,107.28 × 23,936.47
4. Step 4: Simplify right side
   91,404.57x = 3,281,864,213.86
5. Step 5: Solve for x
   x = 3,281,864,213.86/91,404.57
6. Step 6: Final answer
   x = 35,904.82