Finding the Fourth Proportional to 1,445,073.42, 1,992,310.83 and 1,243,291.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445,073.42 : 1,992,310.83 = 1,243,291.83 : x
2. Step 2: Convert to fraction form
   1,445,073.42/1,992,310.83 = 1,243,291.83/x
3. Step 3: Cross multiply
   1,445,073.42x = 1,992,310.83 × 1,243,291.83
4. Step 4: Simplify right side
   1,445,073.42x = 2,477,023,777,759.52
5. Step 5: Solve for x
   x = 2,477,023,777,759.52/1,445,073.42
6. Step 6: Final answer
   x = 1,714,116.21