Finding the Third Proportional to 760,323 and 1,026,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   760,323 : 1,026,307.50 = 1,026,307.50 : x
2. Step 2: Convert to fraction form
   760,323/1,026,307.50 = 1,026,307.50/x
3. Step 3: Cross multiply
   760,323x = 1,026,307.50 × 1,026,307.50
4. Step 4: Simplify right side
   760,323x = 1,053,307,084,556.25
5. Step 5: Solve for x
   x = 1,053,307,084,556.25/760,323
6. Step 6: Final answer
   x = 1,385,341.60