Finding the Fourth Proportional to 142,661.00, 196,838.37 and 84,488.35

Step by Step Solution

1. Step 1: Write the proportion equation
   142,661.00 : 196,838.37 = 84,488.35 : x
2. Step 2: Convert to fraction form
   142,661.00/196,838.37 = 84,488.35/x
3. Step 3: Cross multiply
   142,661.00x = 196,838.37 × 84,488.35
4. Step 4: Simplify right side
   142,661.00x = 16,630,548,605.89
5. Step 5: Solve for x
   x = 16,630,548,605.89/142,661.00
6. Step 6: Final answer
   x = 116,573.90