Finding the Fourth Proportional to 9,902.75, 14,860.61 and 3,746.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,902.75 : 14,860.61 = 3,746.75 : x
2. Step 2: Convert to fraction form
   9,902.75/14,860.61 = 3,746.75/x
3. Step 3: Cross multiply
   9,902.75x = 14,860.61 × 3,746.75
4. Step 4: Simplify right side
   9,902.75x = 55,678,971.78
5. Step 5: Solve for x
   x = 55,678,971.78/9,902.75
6. Step 6: Final answer
   x = 5,622.58