Finding the Fourth Proportional to 13,498.96, 18,630.96 and 10,307.02

Step by Step Solution

1. Step 1: Write the proportion equation
   13,498.96 : 18,630.96 = 10,307.02 : x
2. Step 2: Convert to fraction form
   13,498.96/18,630.96 = 10,307.02/x
3. Step 3: Cross multiply
   13,498.96x = 18,630.96 × 10,307.02
4. Step 4: Simplify right side
   13,498.96x = 192,029,677.34
5. Step 5: Solve for x
   x = 192,029,677.34/13,498.96
6. Step 6: Final answer
   x = 14,225.52