Finding the Fourth Proportional to 139,326.10, 192,328.86 and 94,065.38

Step by Step Solution

1. Step 1: Write the proportion equation
   139,326.10 : 192,328.86 = 94,065.38 : x
2. Step 2: Convert to fraction form
   139,326.10/192,328.86 = 94,065.38/x
3. Step 3: Cross multiply
   139,326.10x = 192,328.86 × 94,065.38
4. Step 4: Simplify right side
   139,326.10x = 18,091,487,300.87
5. Step 5: Solve for x
   x = 18,091,487,300.87/139,326.10
6. Step 6: Final answer
   x = 129,849.95