Finding the Fourth Proportional to 2,663,474.98, 3,998,055.59 and 1,147,905.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663,474.98 : 3,998,055.59 = 1,147,905.86 : x
2. Step 2: Convert to fraction form
   2,663,474.98/3,998,055.59 = 1,147,905.86/x
3. Step 3: Cross multiply
   2,663,474.98x = 3,998,055.59 × 1,147,905.86
4. Step 4: Simplify right side
   2,663,474.98x = 4,589,391,440,366.76
5. Step 5: Solve for x
   x = 4,589,391,440,366.76/2,663,474.98
6. Step 6: Final answer
   x = 1,723,084.12