Finding the Fourth Proportional to 115,069.05, 158,790.86 and 64,083.93

Step by Step Solution

1. Step 1: Write the proportion equation
   115,069.05 : 158,790.86 = 64,083.93 : x
2. Step 2: Convert to fraction form
   115,069.05/158,790.86 = 64,083.93/x
3. Step 3: Cross multiply
   115,069.05x = 158,790.86 × 64,083.93
4. Step 4: Simplify right side
   115,069.05x = 10,175,942,356.88
5. Step 5: Solve for x
   x = 10,175,942,356.88/115,069.05
6. Step 6: Final answer
   x = 88,433.36