Finding the Fourth Proportional to 14,188,651.98, 19,580,339.39 and 7,662,280.89

Step by Step Solution

1. Step 1: Write the proportion equation
   14,188,651.98 : 19,580,339.39 = 7,662,280.89 : x
2. Step 2: Convert to fraction form
   14,188,651.98/19,580,339.39 = 7,662,280.89/x
3. Step 3: Cross multiply
   14,188,651.98x = 19,580,339.39 × 7,662,280.89
4. Step 4: Simplify right side
   14,188,651.98x = 150,030,060,289,399.84
5. Step 5: Solve for x
   x = 150,030,060,289,399.84/14,188,651.98
6. Step 6: Final answer
   x = 10,573,947.44