Finding the Fourth Proportional to 37,357.76, 51,553.72 and 20,590.76

Step by Step Solution

1. Step 1: Write the proportion equation
   37,357.76 : 51,553.72 = 20,590.76 : x
2. Step 2: Convert to fraction form
   37,357.76/51,553.72 = 20,590.76/x
3. Step 3: Cross multiply
   37,357.76x = 51,553.72 × 20,590.76
4. Step 4: Simplify right side
   37,357.76x = 1,061,530,275.63
5. Step 5: Solve for x
   x = 1,061,530,275.63/37,357.76
6. Step 6: Final answer
   x = 28,415.25