Finding the Fourth Proportional to 35,424.10, 53,089.62 and 16,678.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,424.10 : 53,089.62 = 16,678.72 : x
2. Step 2: Convert to fraction form
   35,424.10/53,089.62 = 16,678.72/x
3. Step 3: Cross multiply
   35,424.10x = 53,089.62 × 16,678.72
4. Step 4: Simplify right side
   35,424.10x = 885,466,906.89
5. Step 5: Solve for x
   x = 885,466,906.89/35,424.10
6. Step 6: Final answer
   x = 24,996.17