Finding the Fourth Proportional to 82,603.58, 123,913.58 and 26,429.58

Step by Step Solution

1. Step 1: Write the proportion equation
   82,603.58 : 123,913.58 = 26,429.58 : x
2. Step 2: Convert to fraction form
   82,603.58/123,913.58 = 26,429.58/x
3. Step 3: Cross multiply
   82,603.58x = 123,913.58 × 26,429.58
4. Step 4: Simplify right side
   82,603.58x = 3,274,983,743.55
5. Step 5: Solve for x
   x = 3,274,983,743.55/82,603.58
6. Step 6: Final answer
   x = 39,647.00