Finding the Fourth Proportional to 141,142.65, 194,769.71 and 83,784.43

Step by Step Solution

1. Step 1: Write the proportion equation
   141,142.65 : 194,769.71 = 83,784.43 : x
2. Step 2: Convert to fraction form
   141,142.65/194,769.71 = 83,784.43/x
3. Step 3: Cross multiply
   141,142.65x = 194,769.71 × 83,784.43
4. Step 4: Simplify right side
   141,142.65x = 16,318,668,159.77
5. Step 5: Solve for x
   x = 16,318,668,159.77/141,142.65
6. Step 6: Final answer
   x = 115,618.26