Finding the Fourth Proportional to 42,152.24, 63,179.72 and 15,840.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,152.24 : 63,179.72 = 15,840.16 : x
2. Step 2: Convert to fraction form
   42,152.24/63,179.72 = 15,840.16/x
3. Step 3: Cross multiply
   42,152.24x = 63,179.72 × 15,840.16
4. Step 4: Simplify right side
   42,152.24x = 1,000,776,873.56
5. Step 5: Solve for x
   x = 1,000,776,873.56/42,152.24
6. Step 6: Final answer
   x = 23,741.96