Finding the Third Proportional to 896,920 and 1,390,213

Step by Step Solution

1. Step 1: Write the proportion equation
   896,920 : 1,390,213 = 1,390,213 : x
2. Step 2: Convert to fraction form
   896,920/1,390,213 = 1,390,213/x
3. Step 3: Cross multiply
   896,920x = 1,390,213 × 1,390,213
4. Step 4: Simplify right side
   896,920x = 1,932,692,185,369
5. Step 5: Solve for x
   x = 1,932,692,185,369/896,920
6. Step 6: Final answer
   x = 2,154,810.00