Finding the Fourth Proportional to 73,132.84, 109,625.40 and 28,790.71

Step by Step Solution

1. Step 1: Write the proportion equation
   73,132.84 : 109,625.40 = 28,790.71 : x
2. Step 2: Convert to fraction form
   73,132.84/109,625.40 = 28,790.71/x
3. Step 3: Cross multiply
   73,132.84x = 109,625.40 × 28,790.71
4. Step 4: Simplify right side
   73,132.84x = 3,156,193,100.03
5. Step 5: Solve for x
   x = 3,156,193,100.03/73,132.84
6. Step 6: Final answer
   x = 43,156.99