Finding the Fourth Proportional to 7,111,643.29, 9,814,067.78 and 3,848,458.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,111,643.29 : 9,814,067.78 = 3,848,458.05 : x
2. Step 2: Convert to fraction form
   7,111,643.29/9,814,067.78 = 3,848,458.05/x
3. Step 3: Cross multiply
   7,111,643.29x = 9,814,067.78 × 3,848,458.05
4. Step 4: Simplify right side
   7,111,643.29x = 37,769,028,131,944.34
5. Step 5: Solve for x
   x = 37,769,028,131,944.34/7,111,643.29
6. Step 6: Final answer
   x = 5,310,872.13