Finding the Fourth Proportional to 13,005.09, 19,502.73 and 5,608.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,005.09 : 19,502.73 = 5,608.98 : x
2. Step 2: Convert to fraction form
   13,005.09/19,502.73 = 5,608.98/x
3. Step 3: Cross multiply
   13,005.09x = 19,502.73 × 5,608.98
4. Step 4: Simplify right side
   13,005.09x = 109,390,422.52
5. Step 5: Solve for x
   x = 109,390,422.52/13,005.09
6. Step 6: Final answer
   x = 8,411.35