Finding the Fourth Proportional to 82,395.11, 123,560.69 and 28,349.52

Step by Step Solution

1. Step 1: Write the proportion equation
   82,395.11 : 123,560.69 = 28,349.52 : x
2. Step 2: Convert to fraction form
   82,395.11/123,560.69 = 28,349.52/x
3. Step 3: Cross multiply
   82,395.11x = 123,560.69 × 28,349.52
4. Step 4: Simplify right side
   82,395.11x = 3,502,886,110.62
5. Step 5: Solve for x
   x = 3,502,886,110.62/82,395.11
6. Step 6: Final answer
   x = 42,513.28