Finding the Fourth Proportional to 9,940.01, 14,887.31 and 4,749.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,940.01 : 14,887.31 = 4,749.53 : x
2. Step 2: Convert to fraction form
   9,940.01/14,887.31 = 4,749.53/x
3. Step 3: Cross multiply
   9,940.01x = 14,887.31 × 4,749.53
4. Step 4: Simplify right side
   9,940.01x = 70,707,627.28
5. Step 5: Solve for x
   x = 70,707,627.28/9,940.01
6. Step 6: Final answer
   x = 7,113.44