Finding the Fourth Proportional to 13,377.52, 20,066.16 and 5,061.36

Step by Step Solution

1. Step 1: Write the proportion equation
   13,377.52 : 20,066.16 = 5,061.36 : x
2. Step 2: Convert to fraction form
   13,377.52/20,066.16 = 5,061.36/x
3. Step 3: Cross multiply
   13,377.52x = 20,066.16 × 5,061.36
4. Step 4: Simplify right side
   13,377.52x = 101,562,059.58
5. Step 5: Solve for x
   x = 101,562,059.58/13,377.52
6. Step 6: Final answer
   x = 7,591.99