Finding the Fourth Proportional to 9,918.27, 14,870.12 and 4,727.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,918.27 : 14,870.12 = 4,727.79 : x
2. Step 2: Convert to fraction form
   9,918.27/14,870.12 = 4,727.79/x
3. Step 3: Cross multiply
   9,918.27x = 14,870.12 × 4,727.79
4. Step 4: Simplify right side
   9,918.27x = 70,302,781.00
5. Step 5: Solve for x
   x = 70,302,781.00/9,918.27
6. Step 6: Final answer
   x = 7,088.21