Finding the Fourth Proportional to 141,010.52, 211,233.72 and 84,819.62

Step by Step Solution

1. Step 1: Write the proportion equation
   141,010.52 : 211,233.72 = 84,819.62 : x
2. Step 2: Convert to fraction form
   141,010.52/211,233.72 = 84,819.62/x
3. Step 3: Cross multiply
   141,010.52x = 211,233.72 × 84,819.62
4. Step 4: Simplify right side
   141,010.52x = 17,916,763,861.59
5. Step 5: Solve for x
   x = 17,916,763,861.59/141,010.52
6. Step 6: Final answer
   x = 127,059.77