Finding the Fourth Proportional to 37,778.71, 52,134.73 and 20,784.70

Step by Step Solution

1. Step 1: Write the proportion equation
   37,778.71 : 52,134.73 = 20,784.70 : x
2. Step 2: Convert to fraction form
   37,778.71/52,134.73 = 20,784.70/x
3. Step 3: Cross multiply
   37,778.71x = 52,134.73 × 20,784.70
4. Step 4: Simplify right side
   37,778.71x = 1,083,604,461.96
5. Step 5: Solve for x
   x = 1,083,604,461.96/37,778.71
6. Step 6: Final answer
   x = 28,682.94