Finding the Fourth Proportional to 2,079,441,139.68, 3,119,137,662.24 and 505,557,360.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079,441,139.68 : 3,119,137,662.24 = 505,557,360.48 : x
2. Step 2: Convert to fraction form
   2,079,441,139.68/3,119,137,662.24 = 505,557,360.48/x
3. Step 3: Cross multiply
   2,079,441,139.68x = 3,119,137,662.24 × 505,557,360.48
4. Step 4: Simplify right side
   2,079,441,139.68x = 1,576,903,003,495,812,096
5. Step 5: Solve for x
   x = 1,576,903,003,495,812,096/2,079,441,139.68
6. Step 6: Final answer
   x = 758,330,194.30