Finding the Fourth Proportional to 10,211,978, 15,320,592.12 and 3,822,322.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,211,978 : 15,320,592.12 = 3,822,322.16 : x
2. Step 2: Convert to fraction form
   10,211,978/15,320,592.12 = 3,822,322.16/x
3. Step 3: Cross multiply
   10,211,978x = 15,320,592.12 × 3,822,322.16
4. Step 4: Simplify right side
   10,211,978x = 58,560,238,764,597.38
5. Step 5: Solve for x
   x = 58,560,238,764,597.38/10,211,978
6. Step 6: Final answer
   x = 5,734,465.82