Finding the Fourth Proportional to 50,116.36, 69,003.18 and 42,547

Step by Step Solution

1. Step 1: Write the proportion equation
   50,116.36 : 69,003.18 = 42,547 : x
2. Step 2: Convert to fraction form
   50,116.36/69,003.18 = 42,547/x
3. Step 3: Cross multiply
   50,116.36x = 69,003.18 × 42,547
4. Step 4: Simplify right side
   50,116.36x = 2,935,878,299.46
5. Step 5: Solve for x
   x = 2,935,878,299.46/50,116.36
6. Step 6: Final answer
   x = 58,581.24