Finding the Fourth Proportional to 37,761.98, 52,112.86 and 20,767.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,761.98 : 52,112.86 = 20,767.50 : x
2. Step 2: Convert to fraction form
   37,761.98/52,112.86 = 20,767.50/x
3. Step 3: Cross multiply
   37,761.98x = 52,112.86 × 20,767.50
4. Step 4: Simplify right side
   37,761.98x = 1,082,253,820.05
5. Step 5: Solve for x
   x = 1,082,253,820.05/37,761.98
6. Step 6: Final answer
   x = 28,659.88