Finding the Fourth Proportional to 12,897,495.72, 17,798,177.07 and 7,096,281.39

Step by Step Solution

1. Step 1: Write the proportion equation
   12,897,495.72 : 17,798,177.07 = 7,096,281.39 : x
2. Step 2: Convert to fraction form
   12,897,495.72/17,798,177.07 = 7,096,281.39/x
3. Step 3: Cross multiply
   12,897,495.72x = 17,798,177.07 × 7,096,281.39
4. Step 4: Simplify right side
   12,897,495.72x = 126,300,872,717,765.72
5. Step 5: Solve for x
   x = 126,300,872,717,765.72/12,897,495.72
6. Step 6: Final answer
   x = 9,792,666.38