Finding the Fourth Proportional to 49,764.69, 74,676.20 and 35,709.57

Step by Step Solution

1. Step 1: Write the proportion equation
   49,764.69 : 74,676.20 = 35,709.57 : x
2. Step 2: Convert to fraction form
   49,764.69/74,676.20 = 35,709.57/x
3. Step 3: Cross multiply
   49,764.69x = 74,676.20 × 35,709.57
4. Step 4: Simplify right side
   49,764.69x = 2,666,654,812.69
5. Step 5: Solve for x
   x = 2,666,654,812.69/49,764.69
6. Step 6: Final answer
   x = 53,585.28