Finding the Fourth Proportional to 52,077.06, 71,881.56 and 30,572.37

Step by Step Solution

1. Step 1: Write the proportion equation
   52,077.06 : 71,881.56 = 30,572.37 : x
2. Step 2: Convert to fraction form
   52,077.06/71,881.56 = 30,572.37/x
3. Step 3: Cross multiply
   52,077.06x = 71,881.56 × 30,572.37
4. Step 4: Simplify right side
   52,077.06x = 2,197,589,648.50
5. Step 5: Solve for x
   x = 2,197,589,648.50/52,077.06
6. Step 6: Final answer
   x = 42,198.80