Finding the Fourth Proportional to 123,052.48, 169,824.40 and 72,062.04

Step by Step Solution

1. Step 1: Write the proportion equation
   123,052.48 : 169,824.40 = 72,062.04 : x
2. Step 2: Convert to fraction form
   123,052.48/169,824.40 = 72,062.04/x
3. Step 3: Cross multiply
   123,052.48x = 169,824.40 × 72,062.04
4. Step 4: Simplify right side
   123,052.48x = 12,237,892,705.78
5. Step 5: Solve for x
   x = 12,237,892,705.78/123,052.48
6. Step 6: Final answer
   x = 99,452.63