Finding the Fourth Proportional to 65,804.71, 90,810.24 and 35,590.07

Step by Step Solution

1. Step 1: Write the proportion equation
   65,804.71 : 90,810.24 = 35,590.07 : x
2. Step 2: Convert to fraction form
   65,804.71/90,810.24 = 35,590.07/x
3. Step 3: Cross multiply
   65,804.71x = 90,810.24 × 35,590.07
4. Step 4: Simplify right side
   65,804.71x = 3,231,942,798.32
5. Step 5: Solve for x
   x = 3,231,942,798.32/65,804.71
6. Step 6: Final answer
   x = 49,114.16