Finding the Fourth Proportional to 785,558.88, 1,084,102.56 and 446,058.72

Step by Step Solution

1. Step 1: Write the proportion equation
   785,558.88 : 1,084,102.56 = 446,058.72 : x
2. Step 2: Convert to fraction form
   785,558.88/1,084,102.56 = 446,058.72/x
3. Step 3: Cross multiply
   785,558.88x = 1,084,102.56 × 446,058.72
4. Step 4: Simplify right side
   785,558.88x = 483,573,400,262.32
5. Step 5: Solve for x
   x = 483,573,400,262.32/785,558.88
6. Step 6: Final answer
   x = 615,578.81