Finding the Fourth Proportional to 391,566,131.69, 587,340,665.41 and 184,189,596.62

Step by Step Solution

1. Step 1: Write the proportion equation
   391,566,131.69 : 587,340,665.41 = 184,189,596.62 : x
2. Step 2: Convert to fraction form
   391,566,131.69/587,340,665.41 = 184,189,596.62/x
3. Step 3: Cross multiply
   391,566,131.69x = 587,340,665.41 × 184,189,596.62
4. Step 4: Simplify right side
   391,566,131.69x = 108,182,040,241,465,776
5. Step 5: Solve for x
   x = 108,182,040,241,465,776/391,566,131.69
6. Step 6: Final answer
   x = 276,280,381.49