Finding the Fourth Proportional to 73,026.56, 100,776.72 and 39,492.56

Step by Step Solution

1. Step 1: Write the proportion equation
   73,026.56 : 100,776.72 = 39,492.56 : x
2. Step 2: Convert to fraction form
   73,026.56/100,776.72 = 39,492.56/x
3. Step 3: Cross multiply
   73,026.56x = 100,776.72 × 39,492.56
4. Step 4: Simplify right side
   73,026.56x = 3,979,930,661.20
5. Step 5: Solve for x
   x = 3,979,930,661.20/73,026.56
6. Step 6: Final answer
   x = 54,499.77