Finding the Third Proportional to 196,967.50 and 432,230

Step by Step Solution

1. Step 1: Write the proportion equation
   196,967.50 : 432,230 = 432,230 : x
2. Step 2: Convert to fraction form
   196,967.50/432,230 = 432,230/x
3. Step 3: Cross multiply
   196,967.50x = 432,230 × 432,230
4. Step 4: Simplify right side
   196,967.50x = 186,822,772,900
5. Step 5: Solve for x
   x = 186,822,772,900/196,967.50
6. Step 6: Final answer
   x = 948,495.43