Finding the Fourth Proportional to 4,910.31, 7,362.72 and 1,622.52

Step by Step Solution

1. Step 1: Write the proportion equation
   4,910.31 : 7,362.72 = 1,622.52 : x
2. Step 2: Convert to fraction form
   4,910.31/7,362.72 = 1,622.52/x
3. Step 3: Cross multiply
   4,910.31x = 7,362.72 × 1,622.52
4. Step 4: Simplify right side
   4,910.31x = 11,946,160.45
5. Step 5: Solve for x
   x = 11,946,160.45/4,910.31
6. Step 6: Final answer
   x = 2,432.87