Finding the Third Proportional to 413,956 and 607,300

Step by Step Solution

1. Step 1: Write the proportion equation
   413,956 : 607,300 = 607,300 : x
2. Step 2: Convert to fraction form
   413,956/607,300 = 607,300/x
3. Step 3: Cross multiply
   413,956x = 607,300 × 607,300
4. Step 4: Simplify right side
   413,956x = 368,813,290,000
5. Step 5: Solve for x
   x = 368,813,290,000/413,956
6. Step 6: Final answer
   x = 890,948.05