Finding the Fourth Proportional to 2,666,690.52, 3,999,002.22 and 960,469.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,690.52 : 3,999,002.22 = 960,469.62 : x
2. Step 2: Convert to fraction form
   2,666,690.52/3,999,002.22 = 960,469.62/x
3. Step 3: Cross multiply
   2,666,690.52x = 3,999,002.22 × 960,469.62
4. Step 4: Simplify right side
   2,666,690.52x = 3,840,920,142,622.56
5. Step 5: Solve for x
   x = 3,840,920,142,622.56/2,666,690.52
6. Step 6: Final answer
   x = 1,440,332.17