Finding the Fourth Proportional to 115,524.15, 159,642.55 and 83,364.32

Step by Step Solution

1. Step 1: Write the proportion equation
   115,524.15 : 159,642.55 = 83,364.32 : x
2. Step 2: Convert to fraction form
   115,524.15/159,642.55 = 83,364.32/x
3. Step 3: Cross multiply
   115,524.15x = 159,642.55 × 83,364.32
4. Step 4: Simplify right side
   115,524.15x = 13,308,491,807.89
5. Step 5: Solve for x
   x = 13,308,491,807.89/115,524.15
6. Step 6: Final answer
   x = 115,200.95