Finding the Third Proportional to 154,350 and 231,889.50

Step by Step Solution

1. Step 1: Write the proportion equation
   154,350 : 231,889.50 = 231,889.50 : x
2. Step 2: Convert to fraction form
   154,350/231,889.50 = 231,889.50/x
3. Step 3: Cross multiply
   154,350x = 231,889.50 × 231,889.50
4. Step 4: Simplify right side
   154,350x = 53,772,740,210.25
5. Step 5: Solve for x
   x = 53,772,740,210.25/154,350
6. Step 6: Final answer
   x = 348,381.86