Finding the Fourth Proportional to 11,645.05, 17,470.37 and 5,073.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,645.05 : 17,470.37 = 5,073.12 : x
2. Step 2: Convert to fraction form
   11,645.05/17,470.37 = 5,073.12/x
3. Step 3: Cross multiply
   11,645.05x = 17,470.37 × 5,073.12
4. Step 4: Simplify right side
   11,645.05x = 88,629,283.45
5. Step 5: Solve for x
   x = 88,629,283.45/11,645.05
6. Step 6: Final answer
   x = 7,610.90