Finding the Fourth Proportional to 10,972.50, 16,458.93 and 3,182.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,972.50 : 16,458.93 = 3,182.10 : x
2. Step 2: Convert to fraction form
   10,972.50/16,458.93 = 3,182.10/x
3. Step 3: Cross multiply
   10,972.50x = 16,458.93 × 3,182.10
4. Step 4: Simplify right side
   10,972.50x = 52,373,961.15
5. Step 5: Solve for x
   x = 52,373,961.15/10,972.50
6. Step 6: Final answer
   x = 4,773.20