Finding the Fourth Proportional to 12,885,673.38, 19,328,626.71 and 3,910,225.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,885,673.38 : 19,328,626.71 = 3,910,225.38 : x
2. Step 2: Convert to fraction form
   12,885,673.38/19,328,626.71 = 3,910,225.38/x
3. Step 3: Cross multiply
   12,885,673.38x = 19,328,626.71 × 3,910,225.38
4. Step 4: Simplify right side
   12,885,673.38x = 75,579,286,721,987.91
5. Step 5: Solve for x
   x = 75,579,286,721,987.91/12,885,673.38
6. Step 6: Final answer
   x = 5,865,373.47