Finding the Fourth Proportional to 82,300.98, 123,395.31 and 39,583.85

Step by Step Solution

1. Step 1: Write the proportion equation
   82,300.98 : 123,395.31 = 39,583.85 : x
2. Step 2: Convert to fraction form
   82,300.98/123,395.31 = 39,583.85/x
3. Step 3: Cross multiply
   82,300.98x = 123,395.31 × 39,583.85
4. Step 4: Simplify right side
   82,300.98x = 4,884,461,750.23
5. Step 5: Solve for x
   x = 4,884,461,750.23/82,300.98
6. Step 6: Final answer
   x = 59,348.77