Finding the Fourth Proportional to 9,840,741,981.70, 13,580,215,091.49 and 5,554,857,630.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,840,741,981.70 : 13,580,215,091.49 = 5,554,857,630.82 : x
2. Step 2: Convert to fraction form
   9,840,741,981.70/13,580,215,091.49 = 5,554,857,630.82/x
3. Step 3: Cross multiply
   9,840,741,981.70x = 13,580,215,091.49 × 5,554,857,630.82
4. Step 4: Simplify right side
   9,840,741,981.70x = 75,436,161,429,140,144,128
5. Step 5: Solve for x
   x = 75,436,161,429,140,144,128/9,840,741,981.70
6. Step 6: Final answer
   x = 7,665,698,538.73