Finding the Fourth Proportional to 61,103.72, 91,661.94 and 16,730.48

Step by Step Solution

1. Step 1: Write the proportion equation
   61,103.72 : 91,661.94 = 16,730.48 : x
2. Step 2: Convert to fraction form
   61,103.72/91,661.94 = 16,730.48/x
3. Step 3: Cross multiply
   61,103.72x = 91,661.94 × 16,730.48
4. Step 4: Simplify right side
   61,103.72x = 1,533,548,483.09
5. Step 5: Solve for x
   x = 1,533,548,483.09/61,103.72
6. Step 6: Final answer
   x = 25,097.46