Finding the Fourth Proportional to 65,131.02, 89,782.83 and 50,959.26

Step by Step Solution

1. Step 1: Write the proportion equation
   65,131.02 : 89,782.83 = 50,959.26 : x
2. Step 2: Convert to fraction form
   65,131.02/89,782.83 = 50,959.26/x
3. Step 3: Cross multiply
   65,131.02x = 89,782.83 × 50,959.26
4. Step 4: Simplify right side
   65,131.02x = 4,575,266,577.51
5. Step 5: Solve for x
   x = 4,575,266,577.51/65,131.02
6. Step 6: Final answer
   x = 70,247.12