Finding the Fourth Proportional to 1,231,477.32, 1,699,467.57 and 687,594.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,231,477.32 : 1,699,467.57 = 687,594.72 : x
2. Step 2: Convert to fraction form
   1,231,477.32/1,699,467.57 = 687,594.72/x
3. Step 3: Cross multiply
   1,231,477.32x = 1,699,467.57 × 687,594.72
4. Step 4: Simplify right side
   1,231,477.32x = 1,168,544,927,943.23
5. Step 5: Solve for x
   x = 1,168,544,927,943.23/1,231,477.32
6. Step 6: Final answer
   x = 948,896.83