Finding the Fourth Proportional to 52,271.73, 78,412.73 and 30,042.09

Step by Step Solution

1. Step 1: Write the proportion equation
   52,271.73 : 78,412.73 = 30,042.09 : x
2. Step 2: Convert to fraction form
   52,271.73/78,412.73 = 30,042.09/x
3. Step 3: Cross multiply
   52,271.73x = 78,412.73 × 30,042.09
4. Step 4: Simplify right side
   52,271.73x = 2,355,682,141.60
5. Step 5: Solve for x
   x = 2,355,682,141.60/52,271.73
6. Step 6: Final answer
   x = 45,066.08