Finding the Fourth Proportional to 115,116, 158,866.56 and 64,818.24

Step by Step Solution

1. Step 1: Write the proportion equation
   115,116 : 158,866.56 = 64,818.24 : x
2. Step 2: Convert to fraction form
   115,116/158,866.56 = 64,818.24/x
3. Step 3: Cross multiply
   115,116x = 158,866.56 × 64,818.24
4. Step 4: Simplify right side
   115,116x = 10,297,450,814.05
5. Step 5: Solve for x
   x = 10,297,450,814.05/115,116
6. Step 6: Final answer
   x = 89,452.82