Finding the Third Proportional to 499,095 and 698,494.50

Step by Step Solution

1. Step 1: Write the proportion equation
   499,095 : 698,494.50 = 698,494.50 : x
2. Step 2: Convert to fraction form
   499,095/698,494.50 = 698,494.50/x
3. Step 3: Cross multiply
   499,095x = 698,494.50 × 698,494.50
4. Step 4: Simplify right side
   499,095x = 487,894,566,530.25
5. Step 5: Solve for x
   x = 487,894,566,530.25/499,095
6. Step 6: Final answer
   x = 977,558.51