Finding the Fourth Proportional to 10,641.01, 15,951.06 and 3,972.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,641.01 : 15,951.06 = 3,972.62 : x
2. Step 2: Convert to fraction form
   10,641.01/15,951.06 = 3,972.62/x
3. Step 3: Cross multiply
   10,641.01x = 15,951.06 × 3,972.62
4. Step 4: Simplify right side
   10,641.01x = 63,367,499.98
5. Step 5: Solve for x
   x = 63,367,499.98/10,641.01
6. Step 6: Final answer
   x = 5,955.03