Finding the Fourth Proportional to 10,195.38, 14,070.69 and 5,720.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,195.38 : 14,070.69 = 5,720.34 : x
2. Step 2: Convert to fraction form
   10,195.38/14,070.69 = 5,720.34/x
3. Step 3: Cross multiply
   10,195.38x = 14,070.69 × 5,720.34
4. Step 4: Simplify right side
   10,195.38x = 80,489,130.83
5. Step 5: Solve for x
   x = 80,489,130.83/10,195.38
6. Step 6: Final answer
   x = 7,894.67