Finding the Third Proportional to 697,369.50 and 1,077,145.59

Step by Step Solution

1. Step 1: Write the proportion equation
   697,369.50 : 1,077,145.59 = 1,077,145.59 : x
2. Step 2: Convert to fraction form
   697,369.50/1,077,145.59 = 1,077,145.59/x
3. Step 3: Cross multiply
   697,369.50x = 1,077,145.59 × 1,077,145.59
4. Step 4: Simplify right side
   697,369.50x = 1,160,242,630,135.04
5. Step 5: Solve for x
   x = 1,160,242,630,135.04/697,369.50
6. Step 6: Final answer
   x = 1,663,741.57