Finding the Fourth Proportional to 64,820.82, 89,452.80 and 35,012.82

Step by Step Solution

1. Step 1: Write the proportion equation
   64,820.82 : 89,452.80 = 35,012.82 : x
2. Step 2: Convert to fraction form
   64,820.82/89,452.80 = 35,012.82/x
3. Step 3: Cross multiply
   64,820.82x = 89,452.80 × 35,012.82
4. Step 4: Simplify right side
   64,820.82x = 3,131,994,784.90
5. Step 5: Solve for x
   x = 3,131,994,784.90/64,820.82
6. Step 6: Final answer
   x = 48,317.73