Finding the Third Proportional to 493,017 and 780,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   493,017 : 780,007.50 = 780,007.50 : x
2. Step 2: Convert to fraction form
   493,017/780,007.50 = 780,007.50/x
3. Step 3: Cross multiply
   493,017x = 780,007.50 × 780,007.50
4. Step 4: Simplify right side
   493,017x = 608,411,700,056.25
5. Step 5: Solve for x
   x = 608,411,700,056.25/493,017
6. Step 6: Final answer
   x = 1,234,058.26