Finding the Third Proportional to 734,547 and 1,123,552.50

Step by Step Solution

1. Step 1: Write the proportion equation
   734,547 : 1,123,552.50 = 1,123,552.50 : x
2. Step 2: Convert to fraction form
   734,547/1,123,552.50 = 1,123,552.50/x
3. Step 3: Cross multiply
   734,547x = 1,123,552.50 × 1,123,552.50
4. Step 4: Simplify right side
   734,547x = 1,262,370,220,256.25
5. Step 5: Solve for x
   x = 1,262,370,220,256.25/734,547
6. Step 6: Final answer
   x = 1,718,569.70