Finding the Fourth Proportional to 72,561.02, 108,775.82 and 25,802.96

Step by Step Solution

1. Step 1: Write the proportion equation
   72,561.02 : 108,775.82 = 25,802.96 : x
2. Step 2: Convert to fraction form
   72,561.02/108,775.82 = 25,802.96/x
3. Step 3: Cross multiply
   72,561.02x = 108,775.82 × 25,802.96
4. Step 4: Simplify right side
   72,561.02x = 2,806,738,132.43
5. Step 5: Solve for x
   x = 2,806,738,132.43/72,561.02
6. Step 6: Final answer
   x = 38,681.07