Finding the Fourth Proportional to 4,957,649.89, 7,434,081.29 and 2,078,243.30

Step by Step Solution

1. Step 1: Write the proportion equation
   4,957,649.89 : 7,434,081.29 = 2,078,243.30 : x
2. Step 2: Convert to fraction form
   4,957,649.89/7,434,081.29 = 2,078,243.30/x
3. Step 3: Cross multiply
   4,957,649.89x = 7,434,081.29 × 2,078,243.30
4. Step 4: Simplify right side
   4,957,649.89x = 15,449,829,632,597.86
5. Step 5: Solve for x
   x = 15,449,829,632,597.86/4,957,649.89
6. Step 6: Final answer
   x = 3,116,361.58