Finding the Fourth Proportional to 82,005.30, 123,029.55 and 29,409.30

Step by Step Solution

1. Step 1: Write the proportion equation
   82,005.30 : 123,029.55 = 29,409.30 : x
2. Step 2: Convert to fraction form
   82,005.30/123,029.55 = 29,409.30/x
3. Step 3: Cross multiply
   82,005.30x = 123,029.55 × 29,409.30
4. Step 4: Simplify right side
   82,005.30x = 3,618,212,944.82
5. Step 5: Solve for x
   x = 3,618,212,944.82/82,005.30
6. Step 6: Final answer
   x = 44,121.70