Finding the Fourth Proportional to 72,772.84, 109,159.25 and 32,745.05

Step by Step Solution

1. Step 1: Write the proportion equation
   72,772.84 : 109,159.25 = 32,745.05 : x
2. Step 2: Convert to fraction form
   72,772.84/109,159.25 = 32,745.05/x
3. Step 3: Cross multiply
   72,772.84x = 109,159.25 × 32,745.05
4. Step 4: Simplify right side
   72,772.84x = 3,574,424,645.53
5. Step 5: Solve for x
   x = 3,574,424,645.53/72,772.84
6. Step 6: Final answer
   x = 49,117.56