Finding the Fourth Proportional to 2,272,666.78, 3,405,752.25 and 1,668,891.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,272,666.78 : 3,405,752.25 = 1,668,891.34 : x
2. Step 2: Convert to fraction form
   2,272,666.78/3,405,752.25 = 1,668,891.34/x
3. Step 3: Cross multiply
   2,272,666.78x = 3,405,752.25 × 1,668,891.34
4. Step 4: Simplify right side
   2,272,666.78x = 5,683,830,436,210.52
5. Step 5: Solve for x
   x = 5,683,830,436,210.52/2,272,666.78
6. Step 6: Final answer
   x = 2,500,951.96