Finding the Fourth Proportional to 53,196.32, 73,414.68 and 30,539

Step by Step Solution

1. Step 1: Write the proportion equation
   53,196.32 : 73,414.68 = 30,539 : x
2. Step 2: Convert to fraction form
   53,196.32/73,414.68 = 30,539/x
3. Step 3: Cross multiply
   53,196.32x = 73,414.68 × 30,539
4. Step 4: Simplify right side
   53,196.32x = 2,242,010,912.52
5. Step 5: Solve for x
   x = 2,242,010,912.52/53,196.32
6. Step 6: Final answer
   x = 42,145.98