Finding the Third Proportional to 214,981.50 and 455,574

Step by Step Solution

1. Step 1: Write the proportion equation
   214,981.50 : 455,574 = 455,574 : x
2. Step 2: Convert to fraction form
   214,981.50/455,574 = 455,574/x
3. Step 3: Cross multiply
   214,981.50x = 455,574 × 455,574
4. Step 4: Simplify right side
   214,981.50x = 207,547,669,476
5. Step 5: Solve for x
   x = 207,547,669,476/214,981.50
6. Step 6: Final answer
   x = 965,421.07