Finding the Fourth Proportional to 13,073.60, 19,618.50 and 5,282.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,073.60 : 19,618.50 = 5,282.48 : x
2. Step 2: Convert to fraction form
   13,073.60/19,618.50 = 5,282.48/x
3. Step 3: Cross multiply
   13,073.60x = 19,618.50 × 5,282.48
4. Step 4: Simplify right side
   13,073.60x = 103,634,333.88
5. Step 5: Solve for x
   x = 103,634,333.88/13,073.60
6. Step 6: Final answer
   x = 7,926.99