Finding the Third Proportional to 728,964 and 1,026,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   728,964 : 1,026,085.50 = 1,026,085.50 : x
2. Step 2: Convert to fraction form
   728,964/1,026,085.50 = 1,026,085.50/x
3. Step 3: Cross multiply
   728,964x = 1,026,085.50 × 1,026,085.50
4. Step 4: Simplify right side
   728,964x = 1,052,851,453,310.25
5. Step 5: Solve for x
   x = 1,052,851,453,310.25/728,964
6. Step 6: Final answer
   x = 1,444,312.00