Finding the Fourth Proportional to 19,456.96, 29,180.40 and 5,602.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,456.96 : 29,180.40 = 5,602.72 : x
2. Step 2: Convert to fraction form
   19,456.96/29,180.40 = 5,602.72/x
3. Step 3: Cross multiply
   19,456.96x = 29,180.40 × 5,602.72
4. Step 4: Simplify right side
   19,456.96x = 163,489,610.69
5. Step 5: Solve for x
   x = 163,489,610.69/19,456.96
6. Step 6: Final answer
   x = 8,402.63