Finding the Fourth Proportional to 10,384.36, 15,570.55 and 7,101.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,384.36 : 15,570.55 = 7,101.43 : x
2. Step 2: Convert to fraction form
   10,384.36/15,570.55 = 7,101.43/x
3. Step 3: Cross multiply
   10,384.36x = 15,570.55 × 7,101.43
4. Step 4: Simplify right side
   10,384.36x = 110,573,170.89
5. Step 5: Solve for x
   x = 110,573,170.89/10,384.36
6. Step 6: Final answer
   x = 10,648.05