Finding the Fourth Proportional to 53,279.72, 73,478.56 and 34,397

Step by Step Solution

1. Step 1: Write the proportion equation
   53,279.72 : 73,478.56 = 34,397 : x
2. Step 2: Convert to fraction form
   53,279.72/73,478.56 = 34,397/x
3. Step 3: Cross multiply
   53,279.72x = 73,478.56 × 34,397
4. Step 4: Simplify right side
   53,279.72x = 2,527,442,028.32
5. Step 5: Solve for x
   x = 2,527,442,028.32/53,279.72
6. Step 6: Final answer
   x = 47,437.22