Finding the Third Proportional to 604,599 and 903,736.50

Step by Step Solution

1. Step 1: Write the proportion equation
   604,599 : 903,736.50 = 903,736.50 : x
2. Step 2: Convert to fraction form
   604,599/903,736.50 = 903,736.50/x
3. Step 3: Cross multiply
   604,599x = 903,736.50 × 903,736.50
4. Step 4: Simplify right side
   604,599x = 816,739,661,432.25
5. Step 5: Solve for x
   x = 816,739,661,432.25/604,599
6. Step 6: Final answer
   x = 1,350,878.29