Finding the Fourth Proportional to 65,670, 90,624.72 and 35,862

Step by Step Solution

1. Step 1: Write the proportion equation
   65,670 : 90,624.72 = 35,862 : x
2. Step 2: Convert to fraction form
   65,670/90,624.72 = 35,862/x
3. Step 3: Cross multiply
   65,670x = 90,624.72 × 35,862
4. Step 4: Simplify right side
   65,670x = 3,249,983,708.64
5. Step 5: Solve for x
   x = 3,249,983,708.64/65,670
6. Step 6: Final answer
   x = 49,489.63