Finding the Fourth Proportional to 64,081.15, 88,433.31 and 35,786.86

Step by Step Solution

1. Step 1: Write the proportion equation
   64,081.15 : 88,433.31 = 35,786.86 : x
2. Step 2: Convert to fraction form
   64,081.15/88,433.31 = 35,786.86/x
3. Step 3: Cross multiply
   64,081.15x = 88,433.31 × 35,786.86
4. Step 4: Simplify right side
   64,081.15x = 3,164,750,484.31
5. Step 5: Solve for x
   x = 3,164,750,484.31/64,081.15
6. Step 6: Final answer
   x = 49,386.61