Finding the Fourth Proportional to 32,870.19, 45,358.34 and 19,440.39

Step by Step Solution

1. Step 1: Write the proportion equation
   32,870.19 : 45,358.34 = 19,440.39 : x
2. Step 2: Convert to fraction form
   32,870.19/45,358.34 = 19,440.39/x
3. Step 3: Cross multiply
   32,870.19x = 45,358.34 × 19,440.39
4. Step 4: Simplify right side
   32,870.19x = 881,783,722.15
5. Step 5: Solve for x
   x = 881,783,722.15/32,870.19
6. Step 6: Final answer
   x = 26,826.24