Finding the Fourth Proportional to 65,271.84, 90,074.88 and 38,414.16

Step by Step Solution

1. Step 1: Write the proportion equation
   65,271.84 : 90,074.88 = 38,414.16 : x
2. Step 2: Convert to fraction form
   65,271.84/90,074.88 = 38,414.16/x
3. Step 3: Cross multiply
   65,271.84x = 90,074.88 × 38,414.16
4. Step 4: Simplify right side
   65,271.84x = 3,460,150,852.30
5. Step 5: Solve for x
   x = 3,460,150,852.30/65,271.84
6. Step 6: Final answer
   x = 53,011.39