Finding the Fourth Proportional to 78,835.53, 118,290.21 and 34,456.53

Step by Step Solution

1. Step 1: Write the proportion equation
   78,835.53 : 118,290.21 = 34,456.53 : x
2. Step 2: Convert to fraction form
   78,835.53/118,290.21 = 34,456.53/x
3. Step 3: Cross multiply
   78,835.53x = 118,290.21 × 34,456.53
4. Step 4: Simplify right side
   78,835.53x = 4,075,870,169.57
5. Step 5: Solve for x
   x = 4,075,870,169.57/78,835.53
6. Step 6: Final answer
   x = 51,700.93