Finding the Fourth Proportional to 174,818.72, 262,106.58 and 89,263.28

Step by Step Solution

1. Step 1: Write the proportion equation
   174,818.72 : 262,106.58 = 89,263.28 : x
2. Step 2: Convert to fraction form
   174,818.72/262,106.58 = 89,263.28/x
3. Step 3: Cross multiply
   174,818.72x = 262,106.58 × 89,263.28
4. Step 4: Simplify right side
   174,818.72x = 23,396,493,040.38
5. Step 5: Solve for x
   x = 23,396,493,040.38/174,818.72
6. Step 6: Final answer
   x = 133,832.88