Finding the Fourth Proportional to 13,024.42, 19,513.95 and 7,818.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,024.42 : 19,513.95 = 7,818.82 : x
2. Step 2: Convert to fraction form
   13,024.42/19,513.95 = 7,818.82/x
3. Step 3: Cross multiply
   13,024.42x = 19,513.95 × 7,818.82
4. Step 4: Simplify right side
   13,024.42x = 152,576,062.54
5. Step 5: Solve for x
   x = 152,576,062.54/13,024.42
6. Step 6: Final answer
   x = 11,714.61