Finding the Third Proportional to 9,624,391.50 and 21,400,567.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,624,391.50 : 21,400,567.50 = 21,400,567.50 : x
2. Step 2: Convert to fraction form
   9,624,391.50/21,400,567.50 = 21,400,567.50/x
3. Step 3: Cross multiply
   9,624,391.50x = 21,400,567.50 × 21,400,567.50
4. Step 4: Simplify right side
   9,624,391.50x = 457,984,289,322,056.25
5. Step 5: Solve for x
   x = 457,984,289,322,056.25/9,624,391.50
6. Step 6: Final answer
   x = 47,585,791.72