Finding the Fourth Proportional to 9,300.87, 12,835.31 and 5,051.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.87 : 12,835.31 = 5,051.97 : x
2. Step 2: Convert to fraction form
   9,300.87/12,835.31 = 5,051.97/x
3. Step 3: Cross multiply
   9,300.87x = 12,835.31 × 5,051.97
4. Step 4: Simplify right side
   9,300.87x = 64,843,575.80
5. Step 5: Solve for x
   x = 64,843,575.80/9,300.87
6. Step 6: Final answer
   x = 6,971.78