Finding the Fourth Proportional to 65,949.11, 91,023.51 and 60,635.51

Step by Step Solution

1. Step 1: Write the proportion equation
   65,949.11 : 91,023.51 = 60,635.51 : x
2. Step 2: Convert to fraction form
   65,949.11/91,023.51 = 60,635.51/x
3. Step 3: Cross multiply
   65,949.11x = 91,023.51 × 60,635.51
4. Step 4: Simplify right side
   65,949.11x = 5,519,256,495.72
5. Step 5: Solve for x
   x = 5,519,256,495.72/65,949.11
6. Step 6: Final answer
   x = 83,689.63