Finding the Fourth Proportional to 37,622.72, 51,924.60 and 21,706.88

Step by Step Solution

1. Step 1: Write the proportion equation
   37,622.72 : 51,924.60 = 21,706.88 : x
2. Step 2: Convert to fraction form
   37,622.72/51,924.60 = 21,706.88/x
3. Step 3: Cross multiply
   37,622.72x = 51,924.60 × 21,706.88
4. Step 4: Simplify right side
   37,622.72x = 1,127,121,061.25
5. Step 5: Solve for x
   x = 1,127,121,061.25/37,622.72
6. Step 6: Final answer
   x = 29,958.52