Finding the Fourth Proportional to 9,912,338,131.26, 14,864,144,065.83 and 5,253,120,482.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,912,338,131.26 : 14,864,144,065.83 = 5,253,120,482.52 : x
2. Step 2: Convert to fraction form
   9,912,338,131.26/14,864,144,065.83 = 5,253,120,482.52/x
3. Step 3: Cross multiply
   9,912,338,131.26x = 14,864,144,065.83 × 5,253,120,482.52
4. Step 4: Simplify right side
   9,912,338,131.26x = 78,083,139,647,396,167,680
5. Step 5: Solve for x
   x = 78,083,139,647,396,167,680/9,912,338,131.26
6. Step 6: Final answer
   x = 7,877,368,448.63