Finding the Fourth Proportional to 919,671.82, 1,379,105.56 and 463,982.69

Step by Step Solution

1. Step 1: Write the proportion equation
   919,671.82 : 1,379,105.56 = 463,982.69 : x
2. Step 2: Convert to fraction form
   919,671.82/1,379,105.56 = 463,982.69/x
3. Step 3: Cross multiply
   919,671.82x = 1,379,105.56 × 463,982.69
4. Step 4: Simplify right side
   919,671.82x = 639,881,111,550.50
5. Step 5: Solve for x
   x = 639,881,111,550.50/919,671.82
6. Step 6: Final answer
   x = 695,771.14