Finding the Third Proportional to 607,413 and 1,329,222

Step by Step Solution

1. Step 1: Write the proportion equation
   607,413 : 1,329,222 = 1,329,222 : x
2. Step 2: Convert to fraction form
   607,413/1,329,222 = 1,329,222/x
3. Step 3: Cross multiply
   607,413x = 1,329,222 × 1,329,222
4. Step 4: Simplify right side
   607,413x = 1,766,831,125,284
5. Step 5: Solve for x
   x = 1,766,831,125,284/607,413
6. Step 6: Final answer
   x = 2,908,780.56