Finding the Fourth Proportional to 72,895.52, 109,337.28 and 30,756.96

Step by Step Solution

1. Step 1: Write the proportion equation
   72,895.52 : 109,337.28 = 30,756.96 : x
2. Step 2: Convert to fraction form
   72,895.52/109,337.28 = 30,756.96/x
3. Step 3: Cross multiply
   72,895.52x = 109,337.28 × 30,756.96
4. Step 4: Simplify right side
   72,895.52x = 3,362,882,347.47
5. Step 5: Solve for x
   x = 3,362,882,347.47/72,895.52
6. Step 6: Final answer
   x = 46,132.91