Finding the Fourth Proportional to 42,613.50, 63,908.01 and 13,024.38

Step by Step Solution

1. Step 1: Write the proportion equation
   42,613.50 : 63,908.01 = 13,024.38 : x
2. Step 2: Convert to fraction form
   42,613.50/63,908.01 = 13,024.38/x
3. Step 3: Cross multiply
   42,613.50x = 63,908.01 × 13,024.38
4. Step 4: Simplify right side
   42,613.50x = 832,362,207.28
5. Step 5: Solve for x
   x = 832,362,207.28/42,613.50
6. Step 6: Final answer
   x = 19,532.83