Finding the Third Proportional to 788,056.50 and 1,248,059.25

Step by Step Solution

1. Step 1: Write the proportion equation
   788,056.50 : 1,248,059.25 = 1,248,059.25 : x
2. Step 2: Convert to fraction form
   788,056.50/1,248,059.25 = 1,248,059.25/x
3. Step 3: Cross multiply
   788,056.50x = 1,248,059.25 × 1,248,059.25
4. Step 4: Simplify right side
   788,056.50x = 1,557,651,891,510.56
5. Step 5: Solve for x
   x = 1,557,651,891,510.56/788,056.50
6. Step 6: Final answer
   x = 1,976,573.88