Finding the Fourth Proportional to 37,687.76, 52,008.89 and 20,692.29

Step by Step Solution

1. Step 1: Write the proportion equation
   37,687.76 : 52,008.89 = 20,692.29 : x
2. Step 2: Convert to fraction form
   37,687.76/52,008.89 = 20,692.29/x
3. Step 3: Cross multiply
   37,687.76x = 52,008.89 × 20,692.29
4. Step 4: Simplify right side
   37,687.76x = 1,076,182,931.00
5. Step 5: Solve for x
   x = 1,076,182,931.00/37,687.76
6. Step 6: Final answer
   x = 28,555.24