Finding the Fourth Proportional to 213,111.06, 294,131.38 and 127,075.58

Step by Step Solution

1. Step 1: Write the proportion equation
   213,111.06 : 294,131.38 = 127,075.58 : x
2. Step 2: Convert to fraction form
   213,111.06/294,131.38 = 127,075.58/x
3. Step 3: Cross multiply
   213,111.06x = 294,131.38 × 127,075.58
4. Step 4: Simplify right side
   213,111.06x = 37,376,915,709.70
5. Step 5: Solve for x
   x = 37,376,915,709.70/213,111.06
6. Step 6: Final answer
   x = 175,387.03