Finding the Fourth Proportional to 42,624,233.20, 63,944,644.20 and 18,363,113.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,624,233.20 : 63,944,644.20 = 18,363,113.20 : x
2. Step 2: Convert to fraction form
   42,624,233.20/63,944,644.20 = 18,363,113.20/x
3. Step 3: Cross multiply
   42,624,233.20x = 63,944,644.20 × 18,363,113.20
4. Step 4: Simplify right side
   42,624,233.20x = 1,174,222,739,978,323.50
5. Step 5: Solve for x
   x = 1,174,222,739,978,323.50/42,624,233.20
6. Step 6: Final answer
   x = 27,548,243.14