Finding the Fourth Proportional to 9,048.30, 12,486.06 and 5,068.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,048.30 : 12,486.06 = 5,068.50 : x
2. Step 2: Convert to fraction form
   9,048.30/12,486.06 = 5,068.50/x
3. Step 3: Cross multiply
   9,048.30x = 12,486.06 × 5,068.50
4. Step 4: Simplify right side
   9,048.30x = 63,285,595.11
5. Step 5: Solve for x
   x = 63,285,595.11/9,048.30
6. Step 6: Final answer
   x = 6,994.20