Finding the Fourth Proportional to 1,150,224.94, 1,587,428.52 and 691,488.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150,224.94 : 1,587,428.52 = 691,488.02 : x
2. Step 2: Convert to fraction form
   1,150,224.94/1,587,428.52 = 691,488.02/x
3. Step 3: Cross multiply
   1,150,224.94x = 1,587,428.52 × 691,488.02
4. Step 4: Simplify right side
   1,150,224.94x = 1,097,687,804,186.33
5. Step 5: Solve for x
   x = 1,097,687,804,186.33/1,150,224.94
6. Step 6: Final answer
   x = 954,324.47