Finding the Fourth Proportional to 142,100.00, 196,106.09 and 84,724.05

Step by Step Solution

1. Step 1: Write the proportion equation
   142,100.00 : 196,106.09 = 84,724.05 : x
2. Step 2: Convert to fraction form
   142,100.00/196,106.09 = 84,724.05/x
3. Step 3: Cross multiply
   142,100.00x = 196,106.09 × 84,724.05
4. Step 4: Simplify right side
   142,100.00x = 16,614,901,750.84
5. Step 5: Solve for x
   x = 16,614,901,750.84/142,100.00
6. Step 6: Final answer
   x = 116,924.01