Finding the Third Proportional to 9,770,819.50 and 13,026,280.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,770,819.50 : 13,026,280.50 = 13,026,280.50 : x
2. Step 2: Convert to fraction form
   9,770,819.50/13,026,280.50 = 13,026,280.50/x
3. Step 3: Cross multiply
   9,770,819.50x = 13,026,280.50 × 13,026,280.50
4. Step 4: Simplify right side
   9,770,819.50x = 169,683,983,664,680.25
5. Step 5: Solve for x
   x = 169,683,983,664,680.25/9,770,819.50
6. Step 6: Final answer
   x = 17,366,402.45