Finding the Fourth Proportional to 1,243,134.54, 1,716,314.27 and 851,323.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,243,134.54 : 1,716,314.27 = 851,323.37 : x
2. Step 2: Convert to fraction form
   1,243,134.54/1,716,314.27 = 851,323.37/x
3. Step 3: Cross multiply
   1,243,134.54x = 1,716,314.27 × 851,323.37
4. Step 4: Simplify right side
   1,243,134.54x = 1,461,138,435,477.30
5. Step 5: Solve for x
   x = 1,461,138,435,477.30/1,243,134.54
6. Step 6: Final answer
   x = 1,175,366.29