Finding the Third Proportional to 920,232 and 1,421,388

Step by Step Solution

1. Step 1: Write the proportion equation
   920,232 : 1,421,388 = 1,421,388 : x
2. Step 2: Convert to fraction form
   920,232/1,421,388 = 1,421,388/x
3. Step 3: Cross multiply
   920,232x = 1,421,388 × 1,421,388
4. Step 4: Simplify right side
   920,232x = 2,020,343,846,544
5. Step 5: Solve for x
   x = 2,020,343,846,544/920,232
6. Step 6: Final answer
   x = 2,195,472.28