Finding the Fourth Proportional to 115,296.31, 172,997.01 and 59,175.83

Step by Step Solution

1. Step 1: Write the proportion equation
   115,296.31 : 172,997.01 = 59,175.83 : x
2. Step 2: Convert to fraction form
   115,296.31/172,997.01 = 59,175.83/x
3. Step 3: Cross multiply
   115,296.31x = 172,997.01 × 59,175.83
4. Step 4: Simplify right side
   115,296.31x = 10,237,241,654.27
5. Step 5: Solve for x
   x = 10,237,241,654.27/115,296.31
6. Step 6: Final answer
   x = 88,790.71