Finding the Third Proportional to 386,340.75 and 590,994

Step by Step Solution

1. Step 1: Write the proportion equation
   386,340.75 : 590,994 = 590,994 : x
2. Step 2: Convert to fraction form
   386,340.75/590,994 = 590,994/x
3. Step 3: Cross multiply
   386,340.75x = 590,994 × 590,994
4. Step 4: Simplify right side
   386,340.75x = 349,273,908,036
5. Step 5: Solve for x
   x = 349,273,908,036/386,340.75
6. Step 6: Final answer
   x = 904,056.61