Finding the Third Proportional to 345,002,324 and 748,215,300

Step by Step Solution

1. Step 1: Write the proportion equation
   345,002,324 : 748,215,300 = 748,215,300 : x
2. Step 2: Convert to fraction form
   345,002,324/748,215,300 = 748,215,300/x
3. Step 3: Cross multiply
   345,002,324x = 748,215,300 × 748,215,300
4. Step 4: Simplify right side
   345,002,324x = 559,826,135,154,089,984
5. Step 5: Solve for x
   x = 559,826,135,154,089,984/345,002,324
6. Step 6: Final answer
   x = 1,622,673,519.02