Finding the Fourth Proportional to 6,500.72, 8,971.01 and 3,516.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,500.72 : 8,971.01 = 3,516.56 : x
2. Step 2: Convert to fraction form
   6,500.72/8,971.01 = 3,516.56/x
3. Step 3: Cross multiply
   6,500.72x = 8,971.01 × 3,516.56
4. Step 4: Simplify right side
   6,500.72x = 31,547,094.93
5. Step 5: Solve for x
   x = 31,547,094.93/6,500.72
6. Step 6: Final answer
   x = 4,852.86