Finding the Fourth Proportional to 9,930.66, 14,873.31 and 4,740.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,930.66 : 14,873.31 = 4,740.18 : x
2. Step 2: Convert to fraction form
   9,930.66/14,873.31 = 4,740.18/x
3. Step 3: Cross multiply
   9,930.66x = 14,873.31 × 4,740.18
4. Step 4: Simplify right side
   9,930.66x = 70,502,142.89
5. Step 5: Solve for x
   x = 70,502,142.89/9,930.66
6. Step 6: Final answer
   x = 7,099.44