Finding the Third Proportional to 786,979.50 and 1,180,483.50

Step by Step Solution

1. Step 1: Write the proportion equation
   786,979.50 : 1,180,483.50 = 1,180,483.50 : x
2. Step 2: Convert to fraction form
   786,979.50/1,180,483.50 = 1,180,483.50/x
3. Step 3: Cross multiply
   786,979.50x = 1,180,483.50 × 1,180,483.50
4. Step 4: Simplify right side
   786,979.50x = 1,393,541,293,772.25
5. Step 5: Solve for x
   x = 1,393,541,293,772.25/786,979.50
6. Step 6: Final answer
   x = 1,770,746.63