Finding the Fourth Proportional to 5,181.31, 7,152.72 and 3,294.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,181.31 : 7,152.72 = 3,294.34 : x
2. Step 2: Convert to fraction form
   5,181.31/7,152.72 = 3,294.34/x
3. Step 3: Cross multiply
   5,181.31x = 7,152.72 × 3,294.34
4. Step 4: Simplify right side
   5,181.31x = 23,563,491.60
5. Step 5: Solve for x
   x = 23,563,491.60/5,181.31
6. Step 6: Final answer
   x = 4,547.79