Finding the Fourth Proportional to 115,373.89, 159,173.31 and 67,609.81

Step by Step Solution

1. Step 1: Write the proportion equation
   115,373.89 : 159,173.31 = 67,609.81 : x
2. Step 2: Convert to fraction form
   115,373.89/159,173.31 = 67,609.81/x
3. Step 3: Cross multiply
   115,373.89x = 159,173.31 × 67,609.81
4. Step 4: Simplify right side
   115,373.89x = 10,761,677,246.17
5. Step 5: Solve for x
   x = 10,761,677,246.17/115,373.89
6. Step 6: Final answer
   x = 93,276.54