Finding the Third Proportional to 873,625.50 and 1,868,692.78

Step by Step Solution

1. Step 1: Write the proportion equation
   873,625.50 : 1,868,692.78 = 1,868,692.78 : x
2. Step 2: Convert to fraction form
   873,625.50/1,868,692.78 = 1,868,692.78/x
3. Step 3: Cross multiply
   873,625.50x = 1,868,692.78 × 1,868,692.78
4. Step 4: Simplify right side
   873,625.50x = 3,492,012,710,695.86
5. Step 5: Solve for x
   x = 3,492,012,710,695.86/873,625.50
6. Step 6: Final answer
   x = 3,997,150.62