Finding the Third Proportional to 9,123,340.50 and 12,754,989

Step by Step Solution

1. Step 1: Write the proportion equation
   9,123,340.50 : 12,754,989 = 12,754,989 : x
2. Step 2: Convert to fraction form
   9,123,340.50/12,754,989 = 12,754,989/x
3. Step 3: Cross multiply
   9,123,340.50x = 12,754,989 × 12,754,989
4. Step 4: Simplify right side
   9,123,340.50x = 162,689,744,390,121
5. Step 5: Solve for x
   x = 162,689,744,390,121/9,123,340.50
6. Step 6: Final answer
   x = 17,832,256.11