Finding the Fourth Proportional to 52,005.22, 71,744.42 and 30,484.06

Step by Step Solution

1. Step 1: Write the proportion equation
   52,005.22 : 71,744.42 = 30,484.06 : x
2. Step 2: Convert to fraction form
   52,005.22/71,744.42 = 30,484.06/x
3. Step 3: Cross multiply
   52,005.22x = 71,744.42 × 30,484.06
4. Step 4: Simplify right side
   52,005.22x = 2,187,061,100.79
5. Step 5: Solve for x
   x = 2,187,061,100.79/52,005.22
6. Step 6: Final answer
   x = 42,054.65