Finding the Third Proportional to 5,868,142.50 and 12,603,978

Step by Step Solution

1. Step 1: Write the proportion equation
   5,868,142.50 : 12,603,978 = 12,603,978 : x
2. Step 2: Convert to fraction form
   5,868,142.50/12,603,978 = 12,603,978/x
3. Step 3: Cross multiply
   5,868,142.50x = 12,603,978 × 12,603,978
4. Step 4: Simplify right side
   5,868,142.50x = 158,860,261,424,484
5. Step 5: Solve for x
   x = 158,860,261,424,484/5,868,142.50
6. Step 6: Final answer
   x = 27,071,643.44