Finding the Fourth Proportional to 37,740.16, 52,080.87 and 21,826.09

Step by Step Solution

1. Step 1: Write the proportion equation
   37,740.16 : 52,080.87 = 21,826.09 : x
2. Step 2: Convert to fraction form
   37,740.16/52,080.87 = 21,826.09/x
3. Step 3: Cross multiply
   37,740.16x = 52,080.87 × 21,826.09
4. Step 4: Simplify right side
   37,740.16x = 1,136,721,755.90
5. Step 5: Solve for x
   x = 1,136,721,755.90/37,740.16
6. Step 6: Final answer
   x = 30,119.69