Finding the Third Proportional to 697,142.50 and 1,522,211

Step by Step Solution

1. Step 1: Write the proportion equation
   697,142.50 : 1,522,211 = 1,522,211 : x
2. Step 2: Convert to fraction form
   697,142.50/1,522,211 = 1,522,211/x
3. Step 3: Cross multiply
   697,142.50x = 1,522,211 × 1,522,211
4. Step 4: Simplify right side
   697,142.50x = 2,317,126,328,521
5. Step 5: Solve for x
   x = 2,317,126,328,521/697,142.50
6. Step 6: Final answer
   x = 3,323,748.49