Finding the Fourth Proportional to 65,271.50, 90,103.13 and 41,434.82

Step by Step Solution

1. Step 1: Write the proportion equation
   65,271.50 : 90,103.13 = 41,434.82 : x
2. Step 2: Convert to fraction form
   65,271.50/90,103.13 = 41,434.82/x
3. Step 3: Cross multiply
   65,271.50x = 90,103.13 × 41,434.82
4. Step 4: Simplify right side
   65,271.50x = 3,733,406,972.99
5. Step 5: Solve for x
   x = 3,733,406,972.99/65,271.50
6. Step 6: Final answer
   x = 57,198.12