Finding the Fourth Proportional to 510,443.25, 765,606.50 and 136,495.41

Step by Step Solution

1. Step 1: Write the proportion equation
   510,443.25 : 765,606.50 = 136,495.41 : x
2. Step 2: Convert to fraction form
   510,443.25/765,606.50 = 136,495.41/x
3. Step 3: Cross multiply
   510,443.25x = 765,606.50 × 136,495.41
4. Step 4: Simplify right side
   510,443.25x = 104,501,772,433.69
5. Step 5: Solve for x
   x = 104,501,772,433.69/510,443.25
6. Step 6: Final answer
   x = 204,727.50