Finding the Third Proportional to 719,748 and 1,528,056

Step by Step Solution

1. Step 1: Write the proportion equation
   719,748 : 1,528,056 = 1,528,056 : x
2. Step 2: Convert to fraction form
   719,748/1,528,056 = 1,528,056/x
3. Step 3: Cross multiply
   719,748x = 1,528,056 × 1,528,056
4. Step 4: Simplify right side
   719,748x = 2,334,955,139,136
5. Step 5: Solve for x
   x = 2,334,955,139,136/719,748
6. Step 6: Final answer
   x = 3,244,128.69