Finding the Fourth Proportional to 123,844.36, 170,948.82 and 73,543

Step by Step Solution

1. Step 1: Write the proportion equation
   123,844.36 : 170,948.82 = 73,543 : x
2. Step 2: Convert to fraction form
   123,844.36/170,948.82 = 73,543/x
3. Step 3: Cross multiply
   123,844.36x = 170,948.82 × 73,543
4. Step 4: Simplify right side
   123,844.36x = 12,572,089,069.26
5. Step 5: Solve for x
   x = 12,572,089,069.26/123,844.36
6. Step 6: Final answer
   x = 101,515.23