Finding the Third Proportional to 661,402.50 and 1,432,675.50

Step by Step Solution

1. Step 1: Write the proportion equation
   661,402.50 : 1,432,675.50 = 1,432,675.50 : x
2. Step 2: Convert to fraction form
   661,402.50/1,432,675.50 = 1,432,675.50/x
3. Step 3: Cross multiply
   661,402.50x = 1,432,675.50 × 1,432,675.50
4. Step 4: Simplify right side
   661,402.50x = 2,052,559,088,300.25
5. Step 5: Solve for x
   x = 2,052,559,088,300.25/661,402.50
6. Step 6: Final answer
   x = 3,103,343.41