Finding the Fourth Proportional to 139,870.16, 193,092.30 and 94,786.36

Step by Step Solution

1. Step 1: Write the proportion equation
   139,870.16 : 193,092.30 = 94,786.36 : x
2. Step 2: Convert to fraction form
   139,870.16/193,092.30 = 94,786.36/x
3. Step 3: Cross multiply
   139,870.16x = 193,092.30 × 94,786.36
4. Step 4: Simplify right side
   139,870.16x = 18,302,516,261.03
5. Step 5: Solve for x
   x = 18,302,516,261.03/139,870.16
6. Step 6: Final answer
   x = 130,853.62