Finding the Fourth Proportional to 1,147,096.79, 1,580,658.18 and 887,395.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,147,096.79 : 1,580,658.18 = 887,395.94 : x
2. Step 2: Convert to fraction form
   1,147,096.79/1,580,658.18 = 887,395.94/x
3. Step 3: Cross multiply
   1,147,096.79x = 1,580,658.18 × 887,395.94
4. Step 4: Simplify right side
   1,147,096.79x = 1,402,669,643,556.50
5. Step 5: Solve for x
   x = 1,402,669,643,556.50/1,147,096.79
6. Step 6: Final answer
   x = 1,222,799.73