Finding the Fourth Proportional to 37,387.15, 51,592.83 and 20,620.15

Step by Step Solution

1. Step 1: Write the proportion equation
   37,387.15 : 51,592.83 = 20,620.15 : x
2. Step 2: Convert to fraction form
   37,387.15/51,592.83 = 20,620.15/x
3. Step 3: Cross multiply
   37,387.15x = 51,592.83 × 20,620.15
4. Step 4: Simplify right side
   37,387.15x = 1,063,851,893.52
5. Step 5: Solve for x
   x = 1,063,851,893.52/37,387.15
6. Step 6: Final answer
   x = 28,455.01