Finding the Fourth Proportional to 19,738.82, 29,608.17 and 4,947.71

Step by Step Solution

1. Step 1: Write the proportion equation
   19,738.82 : 29,608.17 = 4,947.71 : x
2. Step 2: Convert to fraction form
   19,738.82/29,608.17 = 4,947.71/x
3. Step 3: Cross multiply
   19,738.82x = 29,608.17 × 4,947.71
4. Step 4: Simplify right side
   19,738.82x = 146,492,490.75
5. Step 5: Solve for x
   x = 146,492,490.75/19,738.82
6. Step 6: Final answer
   x = 7,421.54