Finding the Fourth Proportional to 6,696.98, 10,045.54 and 3,187.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,696.98 : 10,045.54 = 3,187.31 : x
2. Step 2: Convert to fraction form
   6,696.98/10,045.54 = 3,187.31/x
3. Step 3: Cross multiply
   6,696.98x = 10,045.54 × 3,187.31
4. Step 4: Simplify right side
   6,696.98x = 32,018,250.10
5. Step 5: Solve for x
   x = 32,018,250.10/6,696.98
6. Step 6: Final answer
   x = 4,781.00