Finding the Third Proportional to 10,989,679.50 and 16,155,238.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,989,679.50 : 16,155,238.50 = 16,155,238.50 : x
2. Step 2: Convert to fraction form
   10,989,679.50/16,155,238.50 = 16,155,238.50/x
3. Step 3: Cross multiply
   10,989,679.50x = 16,155,238.50 × 16,155,238.50
4. Step 4: Simplify right side
   10,989,679.50x = 260,991,730,991,882.25
5. Step 5: Solve for x
   x = 260,991,730,991,882.25/10,989,679.50
6. Step 6: Final answer
   x = 23,748,802.77