Finding the Fourth Proportional to 2,892,765.42, 4,338,142.02 and 1,186,424.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892,765.42 : 4,338,142.02 = 1,186,424.28 : x
2. Step 2: Convert to fraction form
   2,892,765.42/4,338,142.02 = 1,186,424.28/x
3. Step 3: Cross multiply
   2,892,765.42x = 4,338,142.02 × 1,186,424.28
4. Step 4: Simplify right side
   2,892,765.42x = 5,146,877,022,616.25
5. Step 5: Solve for x
   x = 5,146,877,022,616.25/2,892,765.42
6. Step 6: Final answer
   x = 1,779,223.78