Finding the Fourth Proportional to 32,768.01, 49,068.62 and 21,658.05

Step by Step Solution

1. Step 1: Write the proportion equation
   32,768.01 : 49,068.62 = 21,658.05 : x
2. Step 2: Convert to fraction form
   32,768.01/49,068.62 = 21,658.05/x
3. Step 3: Cross multiply
   32,768.01x = 49,068.62 × 21,658.05
4. Step 4: Simplify right side
   32,768.01x = 1,062,730,598.32
5. Step 5: Solve for x
   x = 1,062,730,598.32/32,768.01
6. Step 6: Final answer
   x = 32,431.95