Finding the Fourth Proportional to 197,667.84, 272,770.83 and 117,102.81

Step by Step Solution

1. Step 1: Write the proportion equation
   197,667.84 : 272,770.83 = 117,102.81 : x
2. Step 2: Convert to fraction form
   197,667.84/272,770.83 = 117,102.81/x
3. Step 3: Cross multiply
   197,667.84x = 272,770.83 × 117,102.81
4. Step 4: Simplify right side
   197,667.84x = 31,942,230,679.03
5. Step 5: Solve for x
   x = 31,942,230,679.03/197,667.84
6. Step 6: Final answer
   x = 161,595.49