Finding the Fourth Proportional to 37,513.82, 51,782.10 and 21,604.61

Step by Step Solution

1. Step 1: Write the proportion equation
   37,513.82 : 51,782.10 = 21,604.61 : x
2. Step 2: Convert to fraction form
   37,513.82/51,782.10 = 21,604.61/x
3. Step 3: Cross multiply
   37,513.82x = 51,782.10 × 21,604.61
4. Step 4: Simplify right side
   37,513.82x = 1,118,732,075.48
5. Step 5: Solve for x
   x = 1,118,732,075.48/37,513.82
6. Step 6: Final answer
   x = 29,821.86