Finding the Fourth Proportional to 141,732.35, 212,598.79 and 133,071.83

Step by Step Solution

1. Step 1: Write the proportion equation
   141,732.35 : 212,598.79 = 133,071.83 : x
2. Step 2: Convert to fraction form
   141,732.35/212,598.79 = 133,071.83/x
3. Step 3: Cross multiply
   141,732.35x = 212,598.79 × 133,071.83
4. Step 4: Simplify right side
   141,732.35x = 28,290,910,041.09
5. Step 5: Solve for x
   x = 28,290,910,041.09/141,732.35
6. Step 6: Final answer
   x = 199,607.99