Finding the Fourth Proportional to 145,978.81, 201,324.89 and 94,972.91

Step by Step Solution

1. Step 1: Write the proportion equation
   145,978.81 : 201,324.89 = 94,972.91 : x
2. Step 2: Convert to fraction form
   145,978.81/201,324.89 = 94,972.91/x
3. Step 3: Cross multiply
   145,978.81x = 201,324.89 × 94,972.91
4. Step 4: Simplify right side
   145,978.81x = 19,120,409,889.54
5. Step 5: Solve for x
   x = 19,120,409,889.54/145,978.81
6. Step 6: Final answer
   x = 130,980.72