Finding the Fourth Proportional to 174,173.07, 261,127.98 and 89,896.62

Step by Step Solution

1. Step 1: Write the proportion equation
   174,173.07 : 261,127.98 = 89,896.62 : x
2. Step 2: Convert to fraction form
   174,173.07/261,127.98 = 89,896.62/x
3. Step 3: Cross multiply
   174,173.07x = 261,127.98 × 89,896.62
4. Step 4: Simplify right side
   174,173.07x = 23,474,522,789.43
5. Step 5: Solve for x
   x = 23,474,522,789.43/174,173.07
6. Step 6: Final answer
   x = 134,776.99