Finding the Fourth Proportional to 7,003.86, 10,505.91 and 2,073.49

Step by Step Solution

1. Step 1: Write the proportion equation
   7,003.86 : 10,505.91 = 2,073.49 : x
2. Step 2: Convert to fraction form
   7,003.86/10,505.91 = 2,073.49/x
3. Step 3: Cross multiply
   7,003.86x = 10,505.91 × 2,073.49
4. Step 4: Simplify right side
   7,003.86x = 21,783,899.33
5. Step 5: Solve for x
   x = 21,783,899.33/7,003.86
6. Step 6: Final answer
   x = 3,110.27