Finding the Fourth Proportional to 82,468.19, 123,722.43 and 26,308.30

Step by Step Solution

1. Step 1: Write the proportion equation
   82,468.19 : 123,722.43 = 26,308.30 : x
2. Step 2: Convert to fraction form
   82,468.19/123,722.43 = 26,308.30/x
3. Step 3: Cross multiply
   82,468.19x = 123,722.43 × 26,308.30
4. Step 4: Simplify right side
   82,468.19x = 3,254,926,805.17
5. Step 5: Solve for x
   x = 3,254,926,805.17/82,468.19
6. Step 6: Final answer
   x = 39,468.88