Finding the Fourth Proportional to 34,962.98, 52,452.20 and 12,776.34

Step by Step Solution

1. Step 1: Write the proportion equation
   34,962.98 : 52,452.20 = 12,776.34 : x
2. Step 2: Convert to fraction form
   34,962.98/52,452.20 = 12,776.34/x
3. Step 3: Cross multiply
   34,962.98x = 52,452.20 × 12,776.34
4. Step 4: Simplify right side
   34,962.98x = 670,147,172.89
5. Step 5: Solve for x
   x = 670,147,172.89/34,962.98
6. Step 6: Final answer
   x = 19,167.33