Finding the Fourth Proportional to 42,484.91, 63,690.10 and 16,172.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,484.91 : 63,690.10 = 16,172.15 : x
2. Step 2: Convert to fraction form
   42,484.91/63,690.10 = 16,172.15/x
3. Step 3: Cross multiply
   42,484.91x = 63,690.10 × 16,172.15
4. Step 4: Simplify right side
   42,484.91x = 1,030,005,491.83
5. Step 5: Solve for x
   x = 1,030,005,491.83/42,484.91
6. Step 6: Final answer
   x = 24,244.03