Finding the Fourth Proportional to 9,681,521,356.68, 13,360,363,662.96 and 5,394,915,348.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,681,521,356.68 : 13,360,363,662.96 = 5,394,915,348.42 : x
2. Step 2: Convert to fraction form
   9,681,521,356.68/13,360,363,662.96 = 5,394,915,348.42/x
3. Step 3: Cross multiply
   9,681,521,356.68x = 13,360,363,662.96 × 5,394,915,348.42
4. Step 4: Simplify right side
   9,681,521,356.68x = 72,078,030,985,775,751,168
5. Step 5: Solve for x
   x = 72,078,030,985,775,751,168/9,681,521,356.68
6. Step 6: Final answer
   x = 7,444,907,502.69