Finding the Third Proportional to 48,090.38 and 105,406.31

Step by Step Solution

1. Step 1: Write the proportion equation
   48,090.38 : 105,406.31 = 105,406.31 : x
2. Step 2: Convert to fraction form
   48,090.38/105,406.31 = 105,406.31/x
3. Step 3: Cross multiply
   48,090.38x = 105,406.31 × 105,406.31
4. Step 4: Simplify right side
   48,090.38x = 11,110,490,714.85
5. Step 5: Solve for x
   x = 11,110,490,714.85/48,090.38
6. Step 6: Final answer
   x = 231,033.56