Finding the Fourth Proportional to 849,438.17, 1,272,662.56 and 798,868.25

Step by Step Solution

1. Step 1: Write the proportion equation
   849,438.17 : 1,272,662.56 = 798,868.25 : x
2. Step 2: Convert to fraction form
   849,438.17/1,272,662.56 = 798,868.25/x
3. Step 3: Cross multiply
   849,438.17x = 1,272,662.56 × 798,868.25
4. Step 4: Simplify right side
   849,438.17x = 1,016,689,712,147.72
5. Step 5: Solve for x
   x = 1,016,689,712,147.72/849,438.17
6. Step 6: Final answer
   x = 1,196,896.66