Finding the Fourth Proportional to 37,642.59, 51,947.82 and 21,727.89

Step by Step Solution

1. Step 1: Write the proportion equation
   37,642.59 : 51,947.82 = 21,727.89 : x
2. Step 2: Convert to fraction form
   37,642.59/51,947.82 = 21,727.89/x
3. Step 3: Cross multiply
   37,642.59x = 51,947.82 × 21,727.89
4. Step 4: Simplify right side
   37,642.59x = 1,128,716,518.70
5. Step 5: Solve for x
   x = 1,128,716,518.70/37,642.59
6. Step 6: Final answer
   x = 29,985.09