Finding the Fourth Proportional to 133,229.91, 199,983.29 and 89,164.59

Step by Step Solution

1. Step 1: Write the proportion equation
   133,229.91 : 199,983.29 = 89,164.59 : x
2. Step 2: Convert to fraction form
   133,229.91/199,983.29 = 89,164.59/x
3. Step 3: Cross multiply
   133,229.91x = 199,983.29 × 89,164.59
4. Step 4: Simplify right side
   133,229.91x = 17,831,427,613.88
5. Step 5: Solve for x
   x = 17,831,427,613.88/133,229.91
6. Step 6: Final answer
   x = 133,839.52