Finding the Fourth Proportional to 13,200.59, 19,803.02 and 5,303.09

Step by Step Solution

1. Step 1: Write the proportion equation
   13,200.59 : 19,803.02 = 5,303.09 : x
2. Step 2: Convert to fraction form
   13,200.59/19,803.02 = 5,303.09/x
3. Step 3: Cross multiply
   13,200.59x = 19,803.02 × 5,303.09
4. Step 4: Simplify right side
   13,200.59x = 105,017,220.32
5. Step 5: Solve for x
   x = 105,017,220.32/13,200.59
6. Step 6: Final answer
   x = 7,955.49