Finding the Fourth Proportional to 115,109.31, 172,678.56 and 32,003.31

Step by Step Solution

1. Step 1: Write the proportion equation
   115,109.31 : 172,678.56 = 32,003.31 : x
2. Step 2: Convert to fraction form
   115,109.31/172,678.56 = 32,003.31/x
3. Step 3: Cross multiply
   115,109.31x = 172,678.56 × 32,003.31
4. Step 4: Simplify right side
   115,109.31x = 5,526,285,486.03
5. Step 5: Solve for x
   x = 5,526,285,486.03/115,109.31
6. Step 6: Final answer
   x = 48,009.02