Finding the Fourth Proportional to 12,112,690.81, 18,171,736.82 and 3,476,118.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,112,690.81 : 18,171,736.82 = 3,476,118.01 : x
2. Step 2: Convert to fraction form
   12,112,690.81/18,171,736.82 = 3,476,118.01/x
3. Step 3: Cross multiply
   12,112,690.81x = 18,171,736.82 × 3,476,118.01
4. Step 4: Simplify right side
   12,112,690.81x = 63,167,101,632,982.12
5. Step 5: Solve for x
   x = 63,167,101,632,982.12/12,112,690.81
6. Step 6: Final answer
   x = 5,214,952.04