Finding the Fourth Proportional to 36,697.89, 50,624.56 and 21,580.93

Step by Step Solution

1. Step 1: Write the proportion equation
   36,697.89 : 50,624.56 = 21,580.93 : x
2. Step 2: Convert to fraction form
   36,697.89/50,624.56 = 21,580.93/x
3. Step 3: Cross multiply
   36,697.89x = 50,624.56 × 21,580.93
4. Step 4: Simplify right side
   36,697.89x = 1,092,525,085.64
5. Step 5: Solve for x
   x = 1,092,525,085.64/36,697.89
6. Step 6: Final answer
   x = 29,770.79