Finding the Fourth Proportional to 13,300.12, 19,953.60 and 7,056.24

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.12 : 19,953.60 = 7,056.24 : x
2. Step 2: Convert to fraction form
   13,300.12/19,953.60 = 7,056.24/x
3. Step 3: Cross multiply
   13,300.12x = 19,953.60 × 7,056.24
4. Step 4: Simplify right side
   13,300.12x = 140,797,390.46
5. Step 5: Solve for x
   x = 140,797,390.46/13,300.12
6. Step 6: Final answer
   x = 10,586.17