Finding the Fourth Proportional to 151,022.74, 208,415.91 and 83,036.20

Step by Step Solution

1. Step 1: Write the proportion equation
   151,022.74 : 208,415.91 = 83,036.20 : x
2. Step 2: Convert to fraction form
   151,022.74/208,415.91 = 83,036.20/x
3. Step 3: Cross multiply
   151,022.74x = 208,415.91 × 83,036.20
4. Step 4: Simplify right side
   151,022.74x = 17,306,065,185.94
5. Step 5: Solve for x
   x = 17,306,065,185.94/151,022.74
6. Step 6: Final answer
   x = 114,592.45