Finding the Fourth Proportional to 6,930.31, 10,388.99 and 2,546.59

Step by Step Solution

1. Step 1: Write the proportion equation
   6,930.31 : 10,388.99 = 2,546.59 : x
2. Step 2: Convert to fraction form
   6,930.31/10,388.99 = 2,546.59/x
3. Step 3: Cross multiply
   6,930.31x = 10,388.99 × 2,546.59
4. Step 4: Simplify right side
   6,930.31x = 26,456,485.31
5. Step 5: Solve for x
   x = 26,456,485.31/6,930.31
6. Step 6: Final answer
   x = 3,817.50