Finding the Fourth Proportional to 9,096,899,309.69, 13,645,626,948.27 and 3,120,941,658.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,096,899,309.69 : 13,645,626,948.27 = 3,120,941,658.77 : x
2. Step 2: Convert to fraction form
   9,096,899,309.69/13,645,626,948.27 = 3,120,941,658.77/x
3. Step 3: Cross multiply
   9,096,899,309.69x = 13,645,626,948.27 × 3,120,941,658.77
4. Step 4: Simplify right side
   9,096,899,309.69x = 42,587,205,602,890,391,552
5. Step 5: Solve for x
   x = 42,587,205,602,890,391,552/9,096,899,309.69
6. Step 6: Final answer
   x = 4,681,507,858.13