Finding the Third Proportional to 13,585.64 and 28,976.86

Step by Step Solution

1. Step 1: Write the proportion equation
   13,585.64 : 28,976.86 = 28,976.86 : x
2. Step 2: Convert to fraction form
   13,585.64/28,976.86 = 28,976.86/x
3. Step 3: Cross multiply
   13,585.64x = 28,976.86 × 28,976.86
4. Step 4: Simplify right side
   13,585.64x = 839,658,379.24
5. Step 5: Solve for x
   x = 839,658,379.24/13,585.64
6. Step 6: Final answer
   x = 61,804.84