Finding the Fourth Proportional to 757,005.86, 1,135,051.43 and 301,667.15

Step by Step Solution

1. Step 1: Write the proportion equation
   757,005.86 : 1,135,051.43 = 301,667.15 : x
2. Step 2: Convert to fraction form
   757,005.86/1,135,051.43 = 301,667.15/x
3. Step 3: Cross multiply
   757,005.86x = 1,135,051.43 × 301,667.15
4. Step 4: Simplify right side
   757,005.86x = 342,407,723,185.02
5. Step 5: Solve for x
   x = 342,407,723,185.02/757,005.86
6. Step 6: Final answer
   x = 452,318.46