Finding the Third Proportional to 734,641.50 and 1,521,190.50

Step by Step Solution

1. Step 1: Write the proportion equation
   734,641.50 : 1,521,190.50 = 1,521,190.50 : x
2. Step 2: Convert to fraction form
   734,641.50/1,521,190.50 = 1,521,190.50/x
3. Step 3: Cross multiply
   734,641.50x = 1,521,190.50 × 1,521,190.50
4. Step 4: Simplify right side
   734,641.50x = 2,314,020,537,290.25
5. Step 5: Solve for x
   x = 2,314,020,537,290.25/734,641.50
6. Step 6: Final answer
   x = 3,149,863.62