Finding the Fourth Proportional to 3,107,100.72, 4,662,462.60 and 1,309,874.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,107,100.72 : 4,662,462.60 = 1,309,874.16 : x
2. Step 2: Convert to fraction form
   3,107,100.72/4,662,462.60 = 1,309,874.16/x
3. Step 3: Cross multiply
   3,107,100.72x = 4,662,462.60 × 1,309,874.16
4. Step 4: Simplify right side
   3,107,100.72x = 6,107,239,281,706.42
5. Step 5: Solve for x
   x = 6,107,239,281,706.42/3,107,100.72
6. Step 6: Final answer
   x = 1,965,574.93