Finding the Third Proportional to 600,745 and 839,881.50

Step by Step Solution

1. Step 1: Write the proportion equation
   600,745 : 839,881.50 = 839,881.50 : x
2. Step 2: Convert to fraction form
   600,745/839,881.50 = 839,881.50/x
3. Step 3: Cross multiply
   600,745x = 839,881.50 × 839,881.50
4. Step 4: Simplify right side
   600,745x = 705,400,934,042.25
5. Step 5: Solve for x
   x = 705,400,934,042.25/600,745
6. Step 6: Final answer
   x = 1,174,210.25