Finding the Fourth Proportional to 32,917.52, 49,279.35 and 20,397.31

Step by Step Solution

1. Step 1: Write the proportion equation
   32,917.52 : 49,279.35 = 20,397.31 : x
2. Step 2: Convert to fraction form
   32,917.52/49,279.35 = 20,397.31/x
3. Step 3: Cross multiply
   32,917.52x = 49,279.35 × 20,397.31
4. Step 4: Simplify right side
   32,917.52x = 1,005,166,055.35
5. Step 5: Solve for x
   x = 1,005,166,055.35/32,917.52
6. Step 6: Final answer
   x = 30,535.90