Finding the Fourth Proportional to 2,666,820.44, 3,680,221.89 and 1,443,125.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,820.44 : 3,680,221.89 = 1,443,125.82 : x
2. Step 2: Convert to fraction form
   2,666,820.44/3,680,221.89 = 1,443,125.82/x
3. Step 3: Cross multiply
   2,666,820.44x = 3,680,221.89 × 1,443,125.82
4. Step 4: Simplify right side
   2,666,820.44x = 5,311,023,232,788.20
5. Step 5: Solve for x
   x = 5,311,023,232,788.20/2,666,820.44
6. Step 6: Final answer
   x = 1,991,518.88