Finding the Fourth Proportional to 234,586,294.83, 323,707,686.84 and 139,200,367.05

Step by Step Solution

1. Step 1: Write the proportion equation
   234,586,294.83 : 323,707,686.84 = 139,200,367.05 : x
2. Step 2: Convert to fraction form
   234,586,294.83/323,707,686.84 = 139,200,367.05/x
3. Step 3: Cross multiply
   234,586,294.83x = 323,707,686.84 × 139,200,367.05
4. Step 4: Simplify right side
   234,586,294.83x = 45,060,228,825,034,456
5. Step 5: Solve for x
   x = 45,060,228,825,034,456/234,586,294.83
6. Step 6: Final answer
   x = 192,083,808.04