Finding the Fourth Proportional to 8,988,174, 12,404,435.81 and 5,503,495.68

Step by Step Solution

1. Step 1: Write the proportion equation
   8,988,174 : 12,404,435.81 = 5,503,495.68 : x
2. Step 2: Convert to fraction form
   8,988,174/12,404,435.81 = 5,503,495.68/x
3. Step 3: Cross multiply
   8,988,174x = 12,404,435.81 × 5,503,495.68
4. Step 4: Simplify right side
   8,988,174x = 68,267,758,865,654.82
5. Step 5: Solve for x
   x = 68,267,758,865,654.82/8,988,174
6. Step 6: Final answer
   x = 7,595,286.75