Finding the Fourth Proportional to 12,103,661.98, 18,155,402.52 and 3,467,769.78

Step by Step Solution

1. Step 1: Write the proportion equation
   12,103,661.98 : 18,155,402.52 = 3,467,769.78 : x
2. Step 2: Convert to fraction form
   12,103,661.98/18,155,402.52 = 3,467,769.78/x
3. Step 3: Cross multiply
   12,103,661.98x = 18,155,402.52 × 3,467,769.78
4. Step 4: Simplify right side
   12,103,661.98x = 62,958,756,202,591.84
5. Step 5: Solve for x
   x = 62,958,756,202,591.84/12,103,661.98
6. Step 6: Final answer
   x = 5,201,628.76