Finding the Fourth Proportional to 7,192.32, 9,910.72 and 5,513.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,192.32 : 9,910.72 = 5,513.76 : x
2. Step 2: Convert to fraction form
   7,192.32/9,910.72 = 5,513.76/x
3. Step 3: Cross multiply
   7,192.32x = 9,910.72 × 5,513.76
4. Step 4: Simplify right side
   7,192.32x = 54,645,331.51
5. Step 5: Solve for x
   x = 54,645,331.51/7,192.32
6. Step 6: Final answer
   x = 7,597.73