Finding the Fourth Proportional to 648,492.86, 892,939.08 and 587,667.83

Step by Step Solution

1. Step 1: Write the proportion equation
   648,492.86 : 892,939.08 = 587,667.83 : x
2. Step 2: Convert to fraction form
   648,492.86/892,939.08 = 587,667.83/x
3. Step 3: Cross multiply
   648,492.86x = 892,939.08 × 587,667.83
4. Step 4: Simplify right side
   648,492.86x = 524,751,567,001.10
5. Step 5: Solve for x
   x = 524,751,567,001.10/648,492.86
6. Step 6: Final answer
   x = 809,186.35