Finding the Fourth Proportional to 42,445.69, 63,670.67 and 16,152.49

Step by Step Solution

1. Step 1: Write the proportion equation
   42,445.69 : 63,670.67 = 16,152.49 : x
2. Step 2: Convert to fraction form
   42,445.69/63,670.67 = 16,152.49/x
3. Step 3: Cross multiply
   42,445.69x = 63,670.67 × 16,152.49
4. Step 4: Simplify right side
   42,445.69x = 1,028,439,860.47
5. Step 5: Solve for x
   x = 1,028,439,860.47/42,445.69
6. Step 6: Final answer
   x = 24,229.55