Finding the Third Proportional to 105,008.91 and 230,429.81

Step by Step Solution

1. Step 1: Write the proportion equation
   105,008.91 : 230,429.81 = 230,429.81 : x
2. Step 2: Convert to fraction form
   105,008.91/230,429.81 = 230,429.81/x
3. Step 3: Cross multiply
   105,008.91x = 230,429.81 × 230,429.81
4. Step 4: Simplify right side
   105,008.91x = 53,097,898,488.79
5. Step 5: Solve for x
   x = 53,097,898,488.79/105,008.91
6. Step 6: Final answer
   x = 505,651.38