Finding the Third Proportional to 767,886.50 and 1,666,301.50

Step by Step Solution

1. Step 1: Write the proportion equation
   767,886.50 : 1,666,301.50 = 1,666,301.50 : x
2. Step 2: Convert to fraction form
   767,886.50/1,666,301.50 = 1,666,301.50/x
3. Step 3: Cross multiply
   767,886.50x = 1,666,301.50 × 1,666,301.50
4. Step 4: Simplify right side
   767,886.50x = 2,776,560,688,902.25
5. Step 5: Solve for x
   x = 2,776,560,688,902.25/767,886.50
6. Step 6: Final answer
   x = 3,615,847.77