Finding the Fourth Proportional to 12,279.18, 16,946.86 and 7,498.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,279.18 : 16,946.86 = 7,498.10 : x
2. Step 2: Convert to fraction form
   12,279.18/16,946.86 = 7,498.10/x
3. Step 3: Cross multiply
   12,279.18x = 16,946.86 × 7,498.10
4. Step 4: Simplify right side
   12,279.18x = 127,069,250.97
5. Step 5: Solve for x
   x = 127,069,250.97/12,279.18
6. Step 6: Final answer
   x = 10,348.35