Finding the Fourth Proportional to 115,051.59, 158,769.32 and 64,750.59

Step by Step Solution

1. Step 1: Write the proportion equation
   115,051.59 : 158,769.32 = 64,750.59 : x
2. Step 2: Convert to fraction form
   115,051.59/158,769.32 = 64,750.59/x
3. Step 3: Cross multiply
   115,051.59x = 158,769.32 × 64,750.59
4. Step 4: Simplify right side
   115,051.59x = 10,280,406,820.15
5. Step 5: Solve for x
   x = 10,280,406,820.15/115,051.59
6. Step 6: Final answer
   x = 89,354.76