Finding the Fourth Proportional to 22,974,187.05, 31,704,378.78 and 12,660,910.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,974,187.05 : 31,704,378.78 = 12,660,910.15 : x
2. Step 2: Convert to fraction form
   22,974,187.05/31,704,378.78 = 12,660,910.15/x
3. Step 3: Cross multiply
   22,974,187.05x = 31,704,378.78 × 12,660,910.15
4. Step 4: Simplify right side
   22,974,187.05x = 401,406,291,095,146.62
5. Step 5: Solve for x
   x = 401,406,291,095,146.62/22,974,187.05
6. Step 6: Final answer
   x = 17,472,056.37