Finding the Fourth Proportional to 1,527,888.69, 2,108,485.82 and 839,604.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,527,888.69 : 2,108,485.82 = 839,604.89 : x
2. Step 2: Convert to fraction form
   1,527,888.69/2,108,485.82 = 839,604.89/x
3. Step 3: Cross multiply
   1,527,888.69x = 2,108,485.82 × 839,604.89
4. Step 4: Simplify right side
   1,527,888.69x = 1,770,295,012,337.89
5. Step 5: Solve for x
   x = 1,770,295,012,337.89/1,527,888.69
6. Step 6: Final answer
   x = 1,158,654.44