Finding the Fourth Proportional to 32,838.16, 45,308.32 and 20,086.71

Step by Step Solution

1. Step 1: Write the proportion equation
   32,838.16 : 45,308.32 = 20,086.71 : x
2. Step 2: Convert to fraction form
   32,838.16/45,308.32 = 20,086.71/x
3. Step 3: Cross multiply
   32,838.16x = 45,308.32 × 20,086.71
4. Step 4: Simplify right side
   32,838.16x = 910,095,084.43
5. Step 5: Solve for x
   x = 910,095,084.43/32,838.16
6. Step 6: Final answer
   x = 27,714.56