Finding the Third Proportional to 414,603,280 and 907,309,088

Step by Step Solution

1. Step 1: Write the proportion equation
   414,603,280 : 907,309,088 = 907,309,088 : x
2. Step 2: Convert to fraction form
   414,603,280/907,309,088 = 907,309,088/x
3. Step 3: Cross multiply
   414,603,280x = 907,309,088 × 907,309,088
4. Step 4: Simplify right side
   414,603,280x = 823,209,781,167,391,744
5. Step 5: Solve for x
   x = 823,209,781,167,391,744/414,603,280
6. Step 6: Final answer
   x = 1,985,536,103.74