Finding the Fourth Proportional to 9,816,397.98, 14,705,441.24 and 7,647,266.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,816,397.98 : 14,705,441.24 = 7,647,266.50 : x
2. Step 2: Convert to fraction form
   9,816,397.98/14,705,441.24 = 7,647,266.50/x
3. Step 3: Cross multiply
   9,816,397.98x = 14,705,441.24 × 7,647,266.50
4. Step 4: Simplify right side
   9,816,397.98x = 112,456,428,087,370.52
5. Step 5: Solve for x
   x = 112,456,428,087,370.52/9,816,397.98
6. Step 6: Final answer
   x = 11,455,976.86