Finding the Fourth Proportional to 2,667,031.72, 3,680,475.06 and 1,443,310.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667,031.72 : 3,680,475.06 = 1,443,310.18 : x
2. Step 2: Convert to fraction form
   2,667,031.72/3,680,475.06 = 1,443,310.18/x
3. Step 3: Cross multiply
   2,667,031.72x = 3,680,475.06 × 1,443,310.18
4. Step 4: Simplify right side
   2,667,031.72x = 5,312,067,121,334.11
5. Step 5: Solve for x
   x = 5,312,067,121,334.11/2,667,031.72
6. Step 6: Final answer
   x = 1,991,752.51