Finding the Fourth Proportional to 115,053.68, 158,769.78 and 64,068.24

Step by Step Solution

1. Step 1: Write the proportion equation
   115,053.68 : 158,769.78 = 64,068.24 : x
2. Step 2: Convert to fraction form
   115,053.68/158,769.78 = 64,068.24/x
3. Step 3: Cross multiply
   115,053.68x = 158,769.78 × 64,068.24
4. Step 4: Simplify right side
   115,053.68x = 10,172,100,369.79
5. Step 5: Solve for x
   x = 10,172,100,369.79/115,053.68
6. Step 6: Final answer
   x = 88,411.78