Finding the Fourth Proportional to 9,942.95, 14,891.73 and 4,752.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,942.95 : 14,891.73 = 4,752.47 : x
2. Step 2: Convert to fraction form
   9,942.95/14,891.73 = 4,752.47/x
3. Step 3: Cross multiply
   9,942.95x = 14,891.73 × 4,752.47
4. Step 4: Simplify right side
   9,942.95x = 70,772,500.07
5. Step 5: Solve for x
   x = 70,772,500.07/9,942.95
6. Step 6: Final answer
   x = 7,117.86