Finding the Fourth Proportional to 53,086.50, 79,666.20 and 21,922.02

Step by Step Solution

1. Step 1: Write the proportion equation
   53,086.50 : 79,666.20 = 21,922.02 : x
2. Step 2: Convert to fraction form
   53,086.50/79,666.20 = 21,922.02/x
3. Step 3: Cross multiply
   53,086.50x = 79,666.20 × 21,922.02
4. Step 4: Simplify right side
   53,086.50x = 1,746,444,029.72
5. Step 5: Solve for x
   x = 1,746,444,029.72/53,086.50
6. Step 6: Final answer
   x = 32,898.08