Finding the Fourth Proportional to 32,978.02, 45,509.18 and 17,870.32

Step by Step Solution

1. Step 1: Write the proportion equation
   32,978.02 : 45,509.18 = 17,870.32 : x
2. Step 2: Convert to fraction form
   32,978.02/45,509.18 = 17,870.32/x
3. Step 3: Cross multiply
   32,978.02x = 45,509.18 × 17,870.32
4. Step 4: Simplify right side
   32,978.02x = 813,263,609.54
5. Step 5: Solve for x
   x = 813,263,609.54/32,978.02
6. Step 6: Final answer
   x = 24,660.78