Finding the Fourth Proportional to 9,835.02, 14,744.78 and 4,902.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,835.02 : 14,744.78 = 4,902.12 : x
2. Step 2: Convert to fraction form
   9,835.02/14,744.78 = 4,902.12/x
3. Step 3: Cross multiply
   9,835.02x = 14,744.78 × 4,902.12
4. Step 4: Simplify right side
   9,835.02x = 72,280,582.70
5. Step 5: Solve for x
   x = 72,280,582.70/9,835.02
6. Step 6: Final answer
   x = 7,349.31