Finding the Fourth Proportional to 1,147,099.83, 1,582,988.18 and 637,797.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,147,099.83 : 1,582,988.18 = 637,797.75 : x
2. Step 2: Convert to fraction form
   1,147,099.83/1,582,988.18 = 637,797.75/x
3. Step 3: Cross multiply
   1,147,099.83x = 1,582,988.18 × 637,797.75
4. Step 4: Simplify right side
   1,147,099.83x = 1,009,626,296,291.61
5. Step 5: Solve for x
   x = 1,009,626,296,291.61/1,147,099.83
6. Step 6: Final answer
   x = 880,155.56