Finding the Third Proportional to 538,389,778 and 1,168,665,334

Step by Step Solution

1. Step 1: Write the proportion equation
   538,389,778 : 1,168,665,334 = 1,168,665,334 : x
2. Step 2: Convert to fraction form
   538,389,778/1,168,665,334 = 1,168,665,334/x
3. Step 3: Cross multiply
   538,389,778x = 1,168,665,334 × 1,168,665,334
4. Step 4: Simplify right side
   538,389,778x = 1,365,778,662,893,331,456
5. Step 5: Solve for x
   x = 1,365,778,662,893,331,456/538,389,778
6. Step 6: Final answer
   x = 2,536,784,164.01