Finding the Third Proportional to 607,528 and 1,329,428

Step by Step Solution

1. Step 1: Write the proportion equation
   607,528 : 1,329,428 = 1,329,428 : x
2. Step 2: Convert to fraction form
   607,528/1,329,428 = 1,329,428/x
3. Step 3: Cross multiply
   607,528x = 1,329,428 × 1,329,428
4. Step 4: Simplify right side
   607,528x = 1,767,378,807,184
5. Step 5: Solve for x
   x = 1,767,378,807,184/607,528
6. Step 6: Final answer
   x = 2,909,131.44