Finding the Fourth Proportional to 151,255.96, 208,729.41 and 83,272.25

Step by Step Solution

1. Step 1: Write the proportion equation
   151,255.96 : 208,729.41 = 83,272.25 : x
2. Step 2: Convert to fraction form
   151,255.96/208,729.41 = 83,272.25/x
3. Step 3: Cross multiply
   151,255.96x = 208,729.41 × 83,272.25
4. Step 4: Simplify right side
   151,255.96x = 17,381,367,821.43
5. Step 5: Solve for x
   x = 17,381,367,821.43/151,255.96
6. Step 6: Final answer
   x = 114,913.61