Finding the Third Proportional to 30,780.32 and 46,392.59

Step by Step Solution

1. Step 1: Write the proportion equation
   30,780.32 : 46,392.59 = 46,392.59 : x
2. Step 2: Convert to fraction form
   30,780.32/46,392.59 = 46,392.59/x
3. Step 3: Cross multiply
   30,780.32x = 46,392.59 × 46,392.59
4. Step 4: Simplify right side
   30,780.32x = 2,152,272,573.63
5. Step 5: Solve for x
   x = 2,152,272,573.63/30,780.32
6. Step 6: Final answer
   x = 69,923.67