Finding the Fourth Proportional to 19,499.38, 29,265.81 and 7,820.62

Step by Step Solution

1. Step 1: Write the proportion equation
   19,499.38 : 29,265.81 = 7,820.62 : x
2. Step 2: Convert to fraction form
   19,499.38/29,265.81 = 7,820.62/x
3. Step 3: Cross multiply
   19,499.38x = 29,265.81 × 7,820.62
4. Step 4: Simplify right side
   19,499.38x = 228,876,779.00
5. Step 5: Solve for x
   x = 228,876,779.00/19,499.38
6. Step 6: Final answer
   x = 11,737.64