Finding the Fourth Proportional to 21,984,757.50, 30,342,603.82 and 12,198,354.52

Step by Step Solution

1. Step 1: Write the proportion equation
   21,984,757.50 : 30,342,603.82 = 12,198,354.52 : x
2. Step 2: Convert to fraction form
   21,984,757.50/30,342,603.82 = 12,198,354.52/x
3. Step 3: Cross multiply
   21,984,757.50x = 30,342,603.82 × 12,198,354.52
4. Step 4: Simplify right side
   21,984,757.50x = 370,129,838,456,266.25
5. Step 5: Solve for x
   x = 370,129,838,456,266.25/21,984,757.50
6. Step 6: Final answer
   x = 16,835,748.06