Finding the Fourth Proportional to 72,698.45, 108,967.01 and 30,566.03

Step by Step Solution

1. Step 1: Write the proportion equation
   72,698.45 : 108,967.01 = 30,566.03 : x
2. Step 2: Convert to fraction form
   72,698.45/108,967.01 = 30,566.03/x
3. Step 3: Cross multiply
   72,698.45x = 108,967.01 × 30,566.03
4. Step 4: Simplify right side
   72,698.45x = 3,330,688,199.01
5. Step 5: Solve for x
   x = 3,330,688,199.01/72,698.45
6. Step 6: Final answer
   x = 45,815.12