Finding the Fourth Proportional to 82,396.98, 123,393.94 and 74,409.79

Step by Step Solution

1. Step 1: Write the proportion equation
   82,396.98 : 123,393.94 = 74,409.79 : x
2. Step 2: Convert to fraction form
   82,396.98/123,393.94 = 74,409.79/x
3. Step 3: Cross multiply
   82,396.98x = 123,393.94 × 74,409.79
4. Step 4: Simplify right side
   82,396.98x = 9,181,717,162.67
5. Step 5: Solve for x
   x = 9,181,717,162.67/82,396.98
6. Step 6: Final answer
   x = 111,432.69