Finding the Fourth Proportional to 4,947.01, 7,421.25 and 1,436.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,947.01 : 7,421.25 = 1,436.56 : x
2. Step 2: Convert to fraction form
   4,947.01/7,421.25 = 1,436.56/x
3. Step 3: Cross multiply
   4,947.01x = 7,421.25 × 1,436.56
4. Step 4: Simplify right side
   4,947.01x = 10,661,070.90
5. Step 5: Solve for x
   x = 10,661,070.90/4,947.01
6. Step 6: Final answer
   x = 2,155.05