Finding the Fourth Proportional to 1,149,735.74, 1,586,636.83 and 626,443.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,149,735.74 : 1,586,636.83 = 626,443.88 : x
2. Step 2: Convert to fraction form
   1,149,735.74/1,586,636.83 = 626,443.88/x
3. Step 3: Cross multiply
   1,149,735.74x = 1,586,636.83 × 626,443.88
4. Step 4: Simplify right side
   1,149,735.74x = 993,938,931,936.10
5. Step 5: Solve for x
   x = 993,938,931,936.10/1,149,735.74
6. Step 6: Final answer
   x = 864,493.38