Finding the Third Proportional to 627,507 and 947,173.50

Step by Step Solution

1. Step 1: Write the proportion equation
   627,507 : 947,173.50 = 947,173.50 : x
2. Step 2: Convert to fraction form
   627,507/947,173.50 = 947,173.50/x
3. Step 3: Cross multiply
   627,507x = 947,173.50 × 947,173.50
4. Step 4: Simplify right side
   627,507x = 897,137,639,102.25
5. Step 5: Solve for x
   x = 897,137,639,102.25/627,507
6. Step 6: Final answer
   x = 1,429,685.47