Finding the Fourth Proportional to 129,061.02, 193,584.57 and 40,304.34

Step by Step Solution

1. Step 1: Write the proportion equation
   129,061.02 : 193,584.57 = 40,304.34 : x
2. Step 2: Convert to fraction form
   129,061.02/193,584.57 = 40,304.34/x
3. Step 3: Cross multiply
   129,061.02x = 193,584.57 × 40,304.34
4. Step 4: Simplify right side
   129,061.02x = 7,802,298,328.03
5. Step 5: Solve for x
   x = 7,802,298,328.03/129,061.02
6. Step 6: Final answer
   x = 60,454.34