Finding the Fourth Proportional to 57,005.32, 78,682.40 and 32,809.26

Step by Step Solution

1. Step 1: Write the proportion equation
   57,005.32 : 78,682.40 = 32,809.26 : x
2. Step 2: Convert to fraction form
   57,005.32/78,682.40 = 32,809.26/x
3. Step 3: Cross multiply
   57,005.32x = 78,682.40 × 32,809.26
4. Step 4: Simplify right side
   57,005.32x = 2,581,510,925.61
5. Step 5: Solve for x
   x = 2,581,510,925.61/57,005.32
6. Step 6: Final answer
   x = 45,285.44