Finding the Third Proportional to 1,885,614.50 and 2,919,128.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,885,614.50 : 2,919,128.50 = 2,919,128.50 : x
2. Step 2: Convert to fraction form
   1,885,614.50/2,919,128.50 = 2,919,128.50/x
3. Step 3: Cross multiply
   1,885,614.50x = 2,919,128.50 × 2,919,128.50
4. Step 4: Simplify right side
   1,885,614.50x = 8,521,311,199,512.25
5. Step 5: Solve for x
   x = 8,521,311,199,512.25/1,885,614.50
6. Step 6: Final answer
   x = 4,519,116.29