Finding the Third Proportional to 1,200.63 and 2,316.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200.63 : 2,316.88 = 2,316.88 : x
2. Step 2: Convert to fraction form
   1,200.63/2,316.88 = 2,316.88/x
3. Step 3: Cross multiply
   1,200.63x = 2,316.88 × 2,316.88
4. Step 4: Simplify right side
   1,200.63x = 5,367,909.77
5. Step 5: Solve for x
   x = 5,367,909.77/1,200.63
6. Step 6: Final answer
   x = 4,470.93