Finding the Fourth Proportional to 50,619.12, 69,851.30 and 30,482.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,619.12 : 69,851.30 = 30,482.52 : x
2. Step 2: Convert to fraction form
   50,619.12/69,851.30 = 30,482.52/x
3. Step 3: Cross multiply
   50,619.12x = 69,851.30 × 30,482.52
4. Step 4: Simplify right side
   50,619.12x = 2,129,243,649.28
5. Step 5: Solve for x
   x = 2,129,243,649.28/50,619.12
6. Step 6: Final answer
   x = 42,064.02