Finding the Fourth Proportional to 1,274,897.72, 1,911,900.86 and 376,100.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,274,897.72 : 1,911,900.86 = 376,100.84 : x
2. Step 2: Convert to fraction form
   1,274,897.72/1,911,900.86 = 376,100.84/x
3. Step 3: Cross multiply
   1,274,897.72x = 1,911,900.86 × 376,100.84
4. Step 4: Simplify right side
   1,274,897.72x = 719,067,519,442.72
5. Step 5: Solve for x
   x = 719,067,519,442.72/1,274,897.72
6. Step 6: Final answer
   x = 564,019.77