Finding the Fourth Proportional to 22,462,988.31, 30,998,923.29 and 12,149,711.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,462,988.31 : 30,998,923.29 = 12,149,711.69 : x
2. Step 2: Convert to fraction form
   22,462,988.31/30,998,923.29 = 12,149,711.69/x
3. Step 3: Cross multiply
   22,462,988.31x = 30,998,923.29 × 12,149,711.69
4. Step 4: Simplify right side
   22,462,988.31x = 376,627,980,518,931.62
5. Step 5: Solve for x
   x = 376,627,980,518,931.62/22,462,988.31
6. Step 6: Final answer
   x = 16,766,601.81