Finding the Fourth Proportional to 50,196.18, 69,259.10 and 30,045.40

Step by Step Solution

1. Step 1: Write the proportion equation
   50,196.18 : 69,259.10 = 30,045.40 : x
2. Step 2: Convert to fraction form
   50,196.18/69,259.10 = 30,045.40/x
3. Step 3: Cross multiply
   50,196.18x = 69,259.10 × 30,045.40
4. Step 4: Simplify right side
   50,196.18x = 2,080,917,363.14
5. Step 5: Solve for x
   x = 2,080,917,363.14/50,196.18
6. Step 6: Final answer
   x = 41,455.69