Finding the Fourth Proportional to 13,016.78, 19,528.05 and 6,087.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,016.78 : 19,528.05 = 6,087.50 : x
2. Step 2: Convert to fraction form
   13,016.78/19,528.05 = 6,087.50/x
3. Step 3: Cross multiply
   13,016.78x = 19,528.05 × 6,087.50
4. Step 4: Simplify right side
   13,016.78x = 118,877,004.38
5. Step 5: Solve for x
   x = 118,877,004.38/13,016.78
6. Step 6: Final answer
   x = 9,132.60