Finding the Fourth Proportional to 12,111,073.38, 18,170,116.62 and 3,591,614.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,111,073.38 : 18,170,116.62 = 3,591,614.88 : x
2. Step 2: Convert to fraction form
   12,111,073.38/18,170,116.62 = 3,591,614.88/x
3. Step 3: Cross multiply
   12,111,073.38x = 18,170,116.62 × 3,591,614.88
4. Step 4: Simplify right side
   12,111,073.38x = 65,260,061,223,727.30
5. Step 5: Solve for x
   x = 65,260,061,223,727.30/12,111,073.38
6. Step 6: Final answer
   x = 5,388,462.21