Finding the Fourth Proportional to 136,662.03, 204,973.23 and 52,443.39

Step by Step Solution

1. Step 1: Write the proportion equation
   136,662.03 : 204,973.23 = 52,443.39 : x
2. Step 2: Convert to fraction form
   136,662.03/204,973.23 = 52,443.39/x
3. Step 3: Cross multiply
   136,662.03x = 204,973.23 × 52,443.39
4. Step 4: Simplify right side
   136,662.03x = 10,749,491,290.67
5. Step 5: Solve for x
   x = 10,749,491,290.67/136,662.03
6. Step 6: Final answer
   x = 78,657.48