Finding the Third Proportional to 120,537 and 230,134.50

Step by Step Solution

1. Step 1: Write the proportion equation
   120,537 : 230,134.50 = 230,134.50 : x
2. Step 2: Convert to fraction form
   120,537/230,134.50 = 230,134.50/x
3. Step 3: Cross multiply
   120,537x = 230,134.50 × 230,134.50
4. Step 4: Simplify right side
   120,537x = 52,961,888,090.25
5. Step 5: Solve for x
   x = 52,961,888,090.25/120,537
6. Step 6: Final answer
   x = 439,382.83