Finding the Fourth Proportional to 9,870.24, 14,799.84 and 4,020

Step by Step Solution

1. Step 1: Write the proportion equation
   9,870.24 : 14,799.84 = 4,020 : x
2. Step 2: Convert to fraction form
   9,870.24/14,799.84 = 4,020/x
3. Step 3: Cross multiply
   9,870.24x = 14,799.84 × 4,020
4. Step 4: Simplify right side
   9,870.24x = 59,495,356.80
5. Step 5: Solve for x
   x = 59,495,356.80/9,870.24
6. Step 6: Final answer
   x = 6,027.75