Finding the Fourth Proportional to 52,678.68, 72,703.41 and 30,025.81

Step by Step Solution

1. Step 1: Write the proportion equation
   52,678.68 : 72,703.41 = 30,025.81 : x
2. Step 2: Convert to fraction form
   52,678.68/72,703.41 = 30,025.81/x
3. Step 3: Cross multiply
   52,678.68x = 72,703.41 × 30,025.81
4. Step 4: Simplify right side
   52,678.68x = 2,182,978,775.01
5. Step 5: Solve for x
   x = 2,182,978,775.01/52,678.68
6. Step 6: Final answer
   x = 41,439.51