Finding the Fourth Proportional to 8,196.21, 11,312.01 and 5,011.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,196.21 : 11,312.01 = 5,011.38 : x
2. Step 2: Convert to fraction form
   8,196.21/11,312.01 = 5,011.38/x
3. Step 3: Cross multiply
   8,196.21x = 11,312.01 × 5,011.38
4. Step 4: Simplify right side
   8,196.21x = 56,688,780.67
5. Step 5: Solve for x
   x = 56,688,780.67/8,196.21
6. Step 6: Final answer
   x = 6,916.46