Finding the Third Proportional to 828,870.75 and 1,238,186.25

Step by Step Solution

1. Step 1: Write the proportion equation
   828,870.75 : 1,238,186.25 = 1,238,186.25 : x
2. Step 2: Convert to fraction form
   828,870.75/1,238,186.25 = 1,238,186.25/x
3. Step 3: Cross multiply
   828,870.75x = 1,238,186.25 × 1,238,186.25
4. Step 4: Simplify right side
   828,870.75x = 1,533,105,189,689.06
5. Step 5: Solve for x
   x = 1,533,105,189,689.06/828,870.75
6. Step 6: Final answer
   x = 1,849,631.19