Finding the Fourth Proportional to 72,655.34, 109,025.12 and 30,532.10

Step by Step Solution

1. Step 1: Write the proportion equation
   72,655.34 : 109,025.12 = 30,532.10 : x
2. Step 2: Convert to fraction form
   72,655.34/109,025.12 = 30,532.10/x
3. Step 3: Cross multiply
   72,655.34x = 109,025.12 × 30,532.10
4. Step 4: Simplify right side
   72,655.34x = 3,328,765,866.35
5. Step 5: Solve for x
   x = 3,328,765,866.35/72,655.34
6. Step 6: Final answer
   x = 45,815.85