Finding the Fourth Proportional to 52,443.34, 72,369.48 and 30,641.64

Step by Step Solution

1. Step 1: Write the proportion equation
   52,443.34 : 72,369.48 = 30,641.64 : x
2. Step 2: Convert to fraction form
   52,443.34/72,369.48 = 30,641.64/x
3. Step 3: Cross multiply
   52,443.34x = 72,369.48 × 30,641.64
4. Step 4: Simplify right side
   52,443.34x = 2,217,519,553.15
5. Step 5: Solve for x
   x = 2,217,519,553.15/52,443.34
6. Step 6: Final answer
   x = 42,284.10