Finding the Fourth Proportional to 3,897,162.78, 5,851,045.30 and 2,192,505.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,897,162.78 : 5,851,045.30 = 2,192,505.62 : x
2. Step 2: Convert to fraction form
   3,897,162.78/5,851,045.30 = 2,192,505.62/x
3. Step 3: Cross multiply
   3,897,162.78x = 5,851,045.30 × 2,192,505.62
4. Step 4: Simplify right side
   3,897,162.78x = 12,828,449,703,124.59
5. Step 5: Solve for x
   x = 12,828,449,703,124.59/3,897,162.78
6. Step 6: Final answer
   x = 3,291,740.79