Finding the Fourth Proportional to 1,556,334.42, 2,147,741.46 and 840,942.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,556,334.42 : 2,147,741.46 = 840,942.42 : x
2. Step 2: Convert to fraction form
   1,556,334.42/2,147,741.46 = 840,942.42/x
3. Step 3: Cross multiply
   1,556,334.42x = 2,147,741.46 × 840,942.42
4. Step 4: Simplify right side
   1,556,334.42x = 1,806,126,900,906.73
5. Step 5: Solve for x
   x = 1,806,126,900,906.73/1,556,334.42
6. Step 6: Final answer
   x = 1,160,500.52