Finding the Third Proportional to 684,748.50 and 1,064,499.75

Step by Step Solution

1. Step 1: Write the proportion equation
   684,748.50 : 1,064,499.75 = 1,064,499.75 : x
2. Step 2: Convert to fraction form
   684,748.50/1,064,499.75 = 1,064,499.75/x
3. Step 3: Cross multiply
   684,748.50x = 1,064,499.75 × 1,064,499.75
4. Step 4: Simplify right side
   684,748.50x = 1,133,159,717,750.06
5. Step 5: Solve for x
   x = 1,133,159,717,750.06/684,748.50
6. Step 6: Final answer
   x = 1,654,855.35