Finding the Fourth Proportional to 12,163,809.42, 16,696,642.46 and 10,756,314.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,163,809.42 : 16,696,642.46 = 10,756,314.54 : x
2. Step 2: Convert to fraction form
   12,163,809.42/16,696,642.46 = 10,756,314.54/x
3. Step 3: Cross multiply
   12,163,809.42x = 16,696,642.46 × 10,756,314.54
4. Step 4: Simplify right side
   12,163,809.42x = 179,594,338,061,679.38
5. Step 5: Solve for x
   x = 179,594,338,061,679.38/12,163,809.42
6. Step 6: Final answer
   x = 14,764,645.83