Finding the Fourth Proportional to 10,251.49, 15,365.29 and 4,705.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,251.49 : 15,365.29 = 4,705.42 : x
2. Step 2: Convert to fraction form
   10,251.49/15,365.29 = 4,705.42/x
3. Step 3: Cross multiply
   10,251.49x = 15,365.29 × 4,705.42
4. Step 4: Simplify right side
   10,251.49x = 72,300,142.87
5. Step 5: Solve for x
   x = 72,300,142.87/10,251.49
6. Step 6: Final answer
   x = 7,052.65