Finding the Fourth Proportional to 13,200.12, 19,796.71 and 4,882.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,200.12 : 19,796.71 = 4,882.52 : x
2. Step 2: Convert to fraction form
   13,200.12/19,796.71 = 4,882.52/x
3. Step 3: Cross multiply
   13,200.12x = 19,796.71 × 4,882.52
4. Step 4: Simplify right side
   13,200.12x = 96,657,869.79
5. Step 5: Solve for x
   x = 96,657,869.79/13,200.12
6. Step 6: Final answer
   x = 7,322.50