Finding the Fourth Proportional to 2,666,768.96, 3,680,113.12 and 1,443,047.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,768.96 : 3,680,113.12 = 1,443,047.76 : x
2. Step 2: Convert to fraction form
   2,666,768.96/3,680,113.12 = 1,443,047.76/x
3. Step 3: Cross multiply
   2,666,768.96x = 3,680,113.12 × 1,443,047.76
4. Step 4: Simplify right side
   2,666,768.96x = 5,310,578,994,362.61
5. Step 5: Solve for x
   x = 5,310,578,994,362.61/2,666,768.96
6. Step 6: Final answer
   x = 1,991,390.73