Finding the Fourth Proportional to 1,083,139,698.72, 1,494,717,447.24 and 613,228,806.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,083,139,698.72 : 1,494,717,447.24 = 613,228,806.48 : x
2. Step 2: Convert to fraction form
   1,083,139,698.72/1,494,717,447.24 = 613,228,806.48/x
3. Step 3: Cross multiply
   1,083,139,698.72x = 1,494,717,447.24 × 613,228,806.48
4. Step 4: Simplify right side
   1,083,139,698.72x = 916,603,796,195,817,600
5. Step 5: Solve for x
   x = 916,603,796,195,817,600/1,083,139,698.72
6. Step 6: Final answer
   x = 846,247,069.77