Finding the Fourth Proportional to 213,109.30, 294,128.96 and 127,073.82

Step by Step Solution

1. Step 1: Write the proportion equation
   213,109.30 : 294,128.96 = 127,073.82 : x
2. Step 2: Convert to fraction form
   213,109.30/294,128.96 = 127,073.82/x
3. Step 3: Cross multiply
   213,109.30x = 294,128.96 × 127,073.82
4. Step 4: Simplify right side
   213,109.30x = 37,376,090,519.83
5. Step 5: Solve for x
   x = 37,376,090,519.83/213,109.30
6. Step 6: Final answer
   x = 175,384.61