Finding the Third Proportional to 1,281.45 and 1,927.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281.45 : 1,927.86 = 1,927.86 : x
2. Step 2: Convert to fraction form
   1,281.45/1,927.86 = 1,927.86/x
3. Step 3: Cross multiply
   1,281.45x = 1,927.86 × 1,927.86
4. Step 4: Simplify right side
   1,281.45x = 3,716,656.83
5. Step 5: Solve for x
   x = 3,716,656.83/1,281.45
6. Step 6: Final answer
   x = 2,900.36