Finding the Fourth Proportional to 12,415,098, 17,123,129.22 and 8,065,585.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,415,098 : 17,123,129.22 = 8,065,585.72 : x
2. Step 2: Convert to fraction form
   12,415,098/17,123,129.22 = 8,065,585.72/x
3. Step 3: Cross multiply
   12,415,098x = 17,123,129.22 × 8,065,585.72
4. Step 4: Simplify right side
   12,415,098x = 138,108,066,518,546.72
5. Step 5: Solve for x
   x = 138,108,066,518,546.72/12,415,098
6. Step 6: Final answer
   x = 11,124,202.69