Finding the Third Proportional to 6,410,790 and 9,166,801.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,410,790 : 9,166,801.50 = 9,166,801.50 : x
2. Step 2: Convert to fraction form
   6,410,790/9,166,801.50 = 9,166,801.50/x
3. Step 3: Cross multiply
   6,410,790x = 9,166,801.50 × 9,166,801.50
4. Step 4: Simplify right side
   6,410,790x = 84,030,249,740,402.25
5. Step 5: Solve for x
   x = 84,030,249,740,402.25/6,410,790
6. Step 6: Final answer
   x = 13,107,627.88