Finding the Third Proportional to 1,663,753.50 and 3,406,315.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,753.50 : 3,406,315.50 = 3,406,315.50 : x
2. Step 2: Convert to fraction form
   1,663,753.50/3,406,315.50 = 3,406,315.50/x
3. Step 3: Cross multiply
   1,663,753.50x = 3,406,315.50 × 3,406,315.50
4. Step 4: Simplify right side
   1,663,753.50x = 11,602,985,285,540.25
5. Step 5: Solve for x
   x = 11,602,985,285,540.25/1,663,753.50
6. Step 6: Final answer
   x = 6,973,980.99