Finding the Fourth Proportional to 60,884.39, 91,333.91 and 21,433.31

Step by Step Solution

1. Step 1: Write the proportion equation
   60,884.39 : 91,333.91 = 21,433.31 : x
2. Step 2: Convert to fraction form
   60,884.39/91,333.91 = 21,433.31/x
3. Step 3: Cross multiply
   60,884.39x = 91,333.91 × 21,433.31
4. Step 4: Simplify right side
   60,884.39x = 1,957,587,899.38
5. Step 5: Solve for x
   x = 1,957,587,899.38/60,884.39
6. Step 6: Final answer
   x = 32,152.54