Finding the Fourth Proportional to 7,496.82, 10,345.62 and 4,139.64

Step by Step Solution

1. Step 1: Write the proportion equation
   7,496.82 : 10,345.62 = 4,139.64 : x
2. Step 2: Convert to fraction form
   7,496.82/10,345.62 = 4,139.64/x
3. Step 3: Cross multiply
   7,496.82x = 10,345.62 × 4,139.64
4. Step 4: Simplify right side
   7,496.82x = 42,827,152.07
5. Step 5: Solve for x
   x = 42,827,152.07/7,496.82
6. Step 6: Final answer
   x = 5,712.71