Finding the Fourth Proportional to 42,007.02, 62,997.77 and 19,798.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,007.02 : 62,997.77 = 19,798.04 : x
2. Step 2: Convert to fraction form
   42,007.02/62,997.77 = 19,798.04/x
3. Step 3: Cross multiply
   42,007.02x = 62,997.77 × 19,798.04
4. Step 4: Simplify right side
   42,007.02x = 1,247,231,956.39
5. Step 5: Solve for x
   x = 1,247,231,956.39/42,007.02
6. Step 6: Final answer
   x = 29,691.04