Finding the Fourth Proportional to 139,320.65, 192,321.36 and 94,059.94

Step by Step Solution

1. Step 1: Write the proportion equation
   139,320.65 : 192,321.36 = 94,059.94 : x
2. Step 2: Convert to fraction form
   139,320.65/192,321.36 = 94,059.94/x
3. Step 3: Cross multiply
   139,320.65x = 192,321.36 × 94,059.94
4. Step 4: Simplify right side
   139,320.65x = 18,089,735,112.02
5. Step 5: Solve for x
   x = 18,089,735,112.02/139,320.65
6. Step 6: Final answer
   x = 129,842.46