Finding the Third Proportional to 10,725,079.50 and 13,770,711

Step by Step Solution

1. Step 1: Write the proportion equation
   10,725,079.50 : 13,770,711 = 13,770,711 : x
2. Step 2: Convert to fraction form
   10,725,079.50/13,770,711 = 13,770,711/x
3. Step 3: Cross multiply
   10,725,079.50x = 13,770,711 × 13,770,711
4. Step 4: Simplify right side
   10,725,079.50x = 189,632,481,445,521
5. Step 5: Solve for x
   x = 189,632,481,445,521/10,725,079.50
6. Step 6: Final answer
   x = 17,681,219.19