Finding the Third Proportional to 7,199.51 and 10,899.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,199.51 : 10,899.88 = 10,899.88 : x
2. Step 2: Convert to fraction form
   7,199.51/10,899.88 = 10,899.88/x
3. Step 3: Cross multiply
   7,199.51x = 10,899.88 × 10,899.88
4. Step 4: Simplify right side
   7,199.51x = 118,807,360.17
5. Step 5: Solve for x
   x = 118,807,360.17/7,199.51
6. Step 6: Final answer
   x = 16,502.15