Finding the Third Proportional to 403,050 and 879,781.50

Step by Step Solution

1. Step 1: Write the proportion equation
   403,050 : 879,781.50 = 879,781.50 : x
2. Step 2: Convert to fraction form
   403,050/879,781.50 = 879,781.50/x
3. Step 3: Cross multiply
   403,050x = 879,781.50 × 879,781.50
4. Step 4: Simplify right side
   403,050x = 774,015,487,742.25
5. Step 5: Solve for x
   x = 774,015,487,742.25/403,050
6. Step 6: Final answer
   x = 1,920,395.70