Finding the Fourth Proportional to 130,007.82, 194,678.81 and 89,971.37

Step by Step Solution

1. Step 1: Write the proportion equation
   130,007.82 : 194,678.81 = 89,971.37 : x
2. Step 2: Convert to fraction form
   130,007.82/194,678.81 = 89,971.37/x
3. Step 3: Cross multiply
   130,007.82x = 194,678.81 × 89,971.37
4. Step 4: Simplify right side
   130,007.82x = 17,515,517,822.42
5. Step 5: Solve for x
   x = 17,515,517,822.42/130,007.82
6. Step 6: Final answer
   x = 134,726.65