Finding the Fourth Proportional to 146,586.31, 202,111.81 and 123,885.25

Step by Step Solution

1. Step 1: Write the proportion equation
   146,586.31 : 202,111.81 = 123,885.25 : x
2. Step 2: Convert to fraction form
   146,586.31/202,111.81 = 123,885.25/x
3. Step 3: Cross multiply
   146,586.31x = 202,111.81 × 123,885.25
4. Step 4: Simplify right side
   146,586.31x = 25,038,672,109.80
5. Step 5: Solve for x
   x = 25,038,672,109.80/146,586.31
6. Step 6: Final answer
   x = 170,811.80