Finding the Fourth Proportional to 147,866.30, 204,055.27 and 84,204.12

Step by Step Solution

1. Step 1: Write the proportion equation
   147,866.30 : 204,055.27 = 84,204.12 : x
2. Step 2: Convert to fraction form
   147,866.30/204,055.27 = 84,204.12/x
3. Step 3: Cross multiply
   147,866.30x = 204,055.27 × 84,204.12
4. Step 4: Simplify right side
   147,866.30x = 17,182,294,441.71
5. Step 5: Solve for x
   x = 17,182,294,441.71/147,866.30
6. Step 6: Final answer
   x = 116,201.56