Finding the Fourth Proportional to 13,096,754.79, 17,942,635.71 and 12,605,854.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,096,754.79 : 17,942,635.71 = 12,605,854.71 : x
2. Step 2: Convert to fraction form
   13,096,754.79/17,942,635.71 = 12,605,854.71/x
3. Step 3: Cross multiply
   13,096,754.79x = 17,942,635.71 × 12,605,854.71
4. Step 4: Simplify right side
   13,096,754.79x = 226,182,258,874,717.72
5. Step 5: Solve for x
   x = 226,182,258,874,717.72/13,096,754.79
6. Step 6: Final answer
   x = 17,270,099.54