Finding the Fourth Proportional to 13,002.73, 19,507.01 and 4,118.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,002.73 : 19,507.01 = 4,118.59 : x
2. Step 2: Convert to fraction form
   13,002.73/19,507.01 = 4,118.59/x
3. Step 3: Cross multiply
   13,002.73x = 19,507.01 × 4,118.59
4. Step 4: Simplify right side
   13,002.73x = 80,341,376.32
5. Step 5: Solve for x
   x = 80,341,376.32/13,002.73
6. Step 6: Final answer
   x = 6,178.81