Finding the Fourth Proportional to 115,152.82, 158,910.51 and 64,167.73

Step by Step Solution

1. Step 1: Write the proportion equation
   115,152.82 : 158,910.51 = 64,167.73 : x
2. Step 2: Convert to fraction form
   115,152.82/158,910.51 = 64,167.73/x
3. Step 3: Cross multiply
   115,152.82x = 158,910.51 × 64,167.73
4. Step 4: Simplify right side
   115,152.82x = 10,196,926,699.84
5. Step 5: Solve for x
   x = 10,196,926,699.84/115,152.82
6. Step 6: Final answer
   x = 88,551.25