Finding the Fourth Proportional to 13,067.28, 19,602.72 and 4,746.24

Step by Step Solution

1. Step 1: Write the proportion equation
   13,067.28 : 19,602.72 = 4,746.24 : x
2. Step 2: Convert to fraction form
   13,067.28/19,602.72 = 4,746.24/x
3. Step 3: Cross multiply
   13,067.28x = 19,602.72 × 4,746.24
4. Step 4: Simplify right side
   13,067.28x = 93,039,213.77
5. Step 5: Solve for x
   x = 93,039,213.77/13,067.28
6. Step 6: Final answer
   x = 7,120.01