Finding the Fourth Proportional to 64,273.56, 88,698.72 and 35,979.18

Step by Step Solution

1. Step 1: Write the proportion equation
   64,273.56 : 88,698.72 = 35,979.18 : x
2. Step 2: Convert to fraction form
   64,273.56/88,698.72 = 35,979.18/x
3. Step 3: Cross multiply
   64,273.56x = 88,698.72 × 35,979.18
4. Step 4: Simplify right side
   64,273.56x = 3,191,307,212.65
5. Step 5: Solve for x
   x = 3,191,307,212.65/64,273.56
6. Step 6: Final answer
   x = 49,651.94