Finding the Fourth Proportional to 123,061.82, 169,825.31 and 66,473.20

Step by Step Solution

1. Step 1: Write the proportion equation
   123,061.82 : 169,825.31 = 66,473.20 : x
2. Step 2: Convert to fraction form
   123,061.82/169,825.31 = 66,473.20/x
3. Step 3: Cross multiply
   123,061.82x = 169,825.31 × 66,473.20
4. Step 4: Simplify right side
   123,061.82x = 11,288,831,796.69
5. Step 5: Solve for x
   x = 11,288,831,796.69/123,061.82
6. Step 6: Final answer
   x = 91,733.02