Finding the Fourth Proportional to 174,978.58, 262,502.43 and 64,171.54

Step by Step Solution

1. Step 1: Write the proportion equation
   174,978.58 : 262,502.43 = 64,171.54 : x
2. Step 2: Convert to fraction form
   174,978.58/262,502.43 = 64,171.54/x
3. Step 3: Cross multiply
   174,978.58x = 262,502.43 × 64,171.54
4. Step 4: Simplify right side
   174,978.58x = 16,845,185,186.84
5. Step 5: Solve for x
   x = 16,845,185,186.84/174,978.58
6. Step 6: Final answer
   x = 96,269.98