Finding the Fourth Proportional to 164,978.52, 227,670.54 and 89,527.02

Step by Step Solution

1. Step 1: Write the proportion equation
   164,978.52 : 227,670.54 = 89,527.02 : x
2. Step 2: Convert to fraction form
   164,978.52/227,670.54 = 89,527.02/x
3. Step 3: Cross multiply
   164,978.52x = 227,670.54 × 89,527.02
4. Step 4: Simplify right side
   164,978.52x = 20,382,664,987.99
5. Step 5: Solve for x
   x = 20,382,664,987.99/164,978.52
6. Step 6: Final answer
   x = 123,547.39