Finding the Fourth Proportional to 61,173.83, 91,743.12 and 16,802.03

Step by Step Solution

1. Step 1: Write the proportion equation
   61,173.83 : 91,743.12 = 16,802.03 : x
2. Step 2: Convert to fraction form
   61,173.83/91,743.12 = 16,802.03/x
3. Step 3: Cross multiply
   61,173.83x = 91,743.12 × 16,802.03
4. Step 4: Simplify right side
   61,173.83x = 1,541,470,883.89
5. Step 5: Solve for x
   x = 1,541,470,883.89/61,173.83
6. Step 6: Final answer
   x = 25,198.21