Finding the Fourth Proportional to 19,942.59, 29,919.72 and 5,902.98

Step by Step Solution

1. Step 1: Write the proportion equation
   19,942.59 : 29,919.72 = 5,902.98 : x
2. Step 2: Convert to fraction form
   19,942.59/29,919.72 = 5,902.98/x
3. Step 3: Cross multiply
   19,942.59x = 29,919.72 × 5,902.98
4. Step 4: Simplify right side
   19,942.59x = 176,615,508.77
5. Step 5: Solve for x
   x = 176,615,508.77/19,942.59
6. Step 6: Final answer
   x = 8,856.20