Finding the Fourth Proportional to 137,761.52, 190,119.39 and 91,742.24

Step by Step Solution

1. Step 1: Write the proportion equation
   137,761.52 : 190,119.39 = 91,742.24 : x
2. Step 2: Convert to fraction form
   137,761.52/190,119.39 = 91,742.24/x
3. Step 3: Cross multiply
   137,761.52x = 190,119.39 × 91,742.24
4. Step 4: Simplify right side
   137,761.52x = 17,441,978,837.30
5. Step 5: Solve for x
   x = 17,441,978,837.30/137,761.52
6. Step 6: Final answer
   x = 126,609.95