Finding the Third Proportional to 612,068,967 and 1,328,055,402

Step by Step Solution

1. Step 1: Write the proportion equation
   612,068,967 : 1,328,055,402 = 1,328,055,402 : x
2. Step 2: Convert to fraction form
   612,068,967/1,328,055,402 = 1,328,055,402/x
3. Step 3: Cross multiply
   612,068,967x = 1,328,055,402 × 1,328,055,402
4. Step 4: Simplify right side
   612,068,967x = 1,763,731,150,781,381,632
5. Step 5: Solve for x
   x = 1,763,731,150,781,381,632/612,068,967
6. Step 6: Final answer
   x = 2,881,588,915.42