Finding the Fourth Proportional to 19,498.38, 29,264.31 and 7,819.62

Step by Step Solution

1. Step 1: Write the proportion equation
   19,498.38 : 29,264.31 = 7,819.62 : x
2. Step 2: Convert to fraction form
   19,498.38/29,264.31 = 7,819.62/x
3. Step 3: Cross multiply
   19,498.38x = 29,264.31 × 7,819.62
4. Step 4: Simplify right side
   19,498.38x = 228,835,783.76
5. Step 5: Solve for x
   x = 228,835,783.76/19,498.38
6. Step 6: Final answer
   x = 11,736.14