Finding the Third Proportional to 109,184.63 and 231,491.25

Step by Step Solution

1. Step 1: Write the proportion equation
   109,184.63 : 231,491.25 = 231,491.25 : x
2. Step 2: Convert to fraction form
   109,184.63/231,491.25 = 231,491.25/x
3. Step 3: Cross multiply
   109,184.63x = 231,491.25 × 231,491.25
4. Step 4: Simplify right side
   109,184.63x = 53,588,198,826.56
5. Step 5: Solve for x
   x = 53,588,198,826.56/109,184.63
6. Step 6: Final answer
   x = 490,803.53