Finding the Fourth Proportional to 65,978.94, 91,051.05 and 35,764.26

Step by Step Solution

1. Step 1: Write the proportion equation
   65,978.94 : 91,051.05 = 35,764.26 : x
2. Step 2: Convert to fraction form
   65,978.94/91,051.05 = 35,764.26/x
3. Step 3: Cross multiply
   65,978.94x = 91,051.05 × 35,764.26
4. Step 4: Simplify right side
   65,978.94x = 3,256,373,425.47
5. Step 5: Solve for x
   x = 3,256,373,425.47/65,978.94
6. Step 6: Final answer
   x = 49,354.74