Finding the Third Proportional to 525,288 and 1,186,981.50

Step by Step Solution

1. Step 1: Write the proportion equation
   525,288 : 1,186,981.50 = 1,186,981.50 : x
2. Step 2: Convert to fraction form
   525,288/1,186,981.50 = 1,186,981.50/x
3. Step 3: Cross multiply
   525,288x = 1,186,981.50 × 1,186,981.50
4. Step 4: Simplify right side
   525,288x = 1,408,925,081,342.25
5. Step 5: Solve for x
   x = 1,408,925,081,342.25/525,288
6. Step 6: Final answer
   x = 2,682,195.45