Finding the Fourth Proportional to 3,978,085,920.42, 5,965,396,554.69 and 1,141,254,249

Step by Step Solution

1. Step 1: Write the proportion equation
   3,978,085,920.42 : 5,965,396,554.69 = 1,141,254,249 : x
2. Step 2: Convert to fraction form
   3,978,085,920.42/5,965,396,554.69 = 1,141,254,249/x
3. Step 3: Cross multiply
   3,978,085,920.42x = 5,965,396,554.69 × 1,141,254,249
4. Step 4: Simplify right side
   3,978,085,920.42x = 6,808,034,165,009,923,072
5. Step 5: Solve for x
   x = 6,808,034,165,009,923,072/3,978,085,920.42
6. Step 6: Final answer
   x = 1,711,384,394.71