Finding the Fourth Proportional to 671,667.60, 926,899.83 and 365,739.24

Step by Step Solution

1. Step 1: Write the proportion equation
   671,667.60 : 926,899.83 = 365,739.24 : x
2. Step 2: Convert to fraction form
   671,667.60/926,899.83 = 365,739.24/x
3. Step 3: Cross multiply
   671,667.60x = 926,899.83 × 365,739.24
4. Step 4: Simplify right side
   671,667.60x = 339,003,639,380.33
5. Step 5: Solve for x
   x = 339,003,639,380.33/671,667.60
6. Step 6: Final answer
   x = 504,719.36