Finding the Fourth Proportional to 37,561.84, 51,837.83 and 21,647.31

Step by Step Solution

1. Step 1: Write the proportion equation
   37,561.84 : 51,837.83 = 21,647.31 : x
2. Step 2: Convert to fraction form
   37,561.84/51,837.83 = 21,647.31/x
3. Step 3: Cross multiply
   37,561.84x = 51,837.83 × 21,647.31
4. Step 4: Simplify right side
   37,561.84x = 1,122,149,575.74
5. Step 5: Solve for x
   x = 1,122,149,575.74/37,561.84
6. Step 6: Final answer
   x = 29,874.73