Finding the Fourth Proportional to 65,308.14, 90,041.81 and 42,297.32

Step by Step Solution

1. Step 1: Write the proportion equation
   65,308.14 : 90,041.81 = 42,297.32 : x
2. Step 2: Convert to fraction form
   65,308.14/90,041.81 = 42,297.32/x
3. Step 3: Cross multiply
   65,308.14x = 90,041.81 × 42,297.32
4. Step 4: Simplify right side
   65,308.14x = 3,808,526,589.25
5. Step 5: Solve for x
   x = 3,808,526,589.25/65,308.14
6. Step 6: Final answer
   x = 58,316.26