Finding the Fourth Proportional to 12,798,907.42, 17,662,153.08 and 7,572,185.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,798,907.42 : 17,662,153.08 = 7,572,185.18 : x
2. Step 2: Convert to fraction form
   12,798,907.42/17,662,153.08 = 7,572,185.18/x
3. Step 3: Cross multiply
   12,798,907.42x = 17,662,153.08 × 7,572,185.18
4. Step 4: Simplify right side
   12,798,907.42x = 133,741,093,799,267.33
5. Step 5: Solve for x
   x = 133,741,093,799,267.33/12,798,907.42
6. Step 6: Final answer
   x = 10,449,414.89