Finding the Fourth Proportional to 83,511.82, 125,392.67 and 72,301.82

Step by Step Solution

1. Step 1: Write the proportion equation
   83,511.82 : 125,392.67 = 72,301.82 : x
2. Step 2: Convert to fraction form
   83,511.82/125,392.67 = 72,301.82/x
3. Step 3: Cross multiply
   83,511.82x = 125,392.67 × 72,301.82
4. Step 4: Simplify right side
   83,511.82x = 9,066,118,255.66
5. Step 5: Solve for x
   x = 9,066,118,255.66/83,511.82
6. Step 6: Final answer
   x = 108,560.90