Finding the Fourth Proportional to 10,736.50, 14,803.89 and 10,072.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,736.50 : 14,803.89 = 10,072.30 : x
2. Step 2: Convert to fraction form
   10,736.50/14,803.89 = 10,072.30/x
3. Step 3: Cross multiply
   10,736.50x = 14,803.89 × 10,072.30
4. Step 4: Simplify right side
   10,736.50x = 149,109,221.25
5. Step 5: Solve for x
   x = 149,109,221.25/10,736.50
6. Step 6: Final answer
   x = 13,888.07