Finding the Fourth Proportional to 37,547.25, 51,816.83 and 20,780.25

Step by Step Solution

1. Step 1: Write the proportion equation
   37,547.25 : 51,816.83 = 20,780.25 : x
2. Step 2: Convert to fraction form
   37,547.25/51,816.83 = 20,780.25/x
3. Step 3: Cross multiply
   37,547.25x = 51,816.83 × 20,780.25
4. Step 4: Simplify right side
   37,547.25x = 1,076,766,577.71
5. Step 5: Solve for x
   x = 1,076,766,577.71/37,547.25
6. Step 6: Final answer
   x = 28,677.64