Finding the Fourth Proportional to 205,004.72, 307,484.22 and 55,259.94

Step by Step Solution

1. Step 1: Write the proportion equation
   205,004.72 : 307,484.22 = 55,259.94 : x
2. Step 2: Convert to fraction form
   205,004.72/307,484.22 = 55,259.94/x
3. Step 3: Cross multiply
   205,004.72x = 307,484.22 × 55,259.94
4. Step 4: Simplify right side
   205,004.72x = 16,991,559,548.15
5. Step 5: Solve for x
   x = 16,991,559,548.15/205,004.72
6. Step 6: Final answer
   x = 82,883.75