Finding the Third Proportional to 12,317,269 and 17,742,475.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,317,269 : 17,742,475.50 = 17,742,475.50 : x
2. Step 2: Convert to fraction form
   12,317,269/17,742,475.50 = 17,742,475.50/x
3. Step 3: Cross multiply
   12,317,269x = 17,742,475.50 × 17,742,475.50
4. Step 4: Simplify right side
   12,317,269x = 314,795,436,868,100.25
5. Step 5: Solve for x
   x = 314,795,436,868,100.25/12,317,269
6. Step 6: Final answer
   x = 25,557,243.00