Finding the Third Proportional to 1,053.50 and 1,870.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053.50 : 1,870.75 = 1,870.75 : x
2. Step 2: Convert to fraction form
   1,053.50/1,870.75 = 1,870.75/x
3. Step 3: Cross multiply
   1,053.50x = 1,870.75 × 1,870.75
4. Step 4: Simplify right side
   1,053.50x = 3,499,705.56
5. Step 5: Solve for x
   x = 3,499,705.56/1,053.50
6. Step 6: Final answer
   x = 3,321.98