Finding the Third Proportional to 33,198,074,452 and 71,696,748,520

Step by Step Solution

1. Step 1: Write the proportion equation
   33,198,074,452 : 71,696,748,520 = 71,696,748,520 : x
2. Step 2: Convert to fraction form
   33,198,074,452/71,696,748,520 = 71,696,748,520/x
3. Step 3: Cross multiply
   33,198,074,452x = 71,696,748,520 × 71,696,748,520
4. Step 4: Simplify right side
   33,198,074,452x = 5,140,423,748,340,121,862,144
5. Step 5: Solve for x
   x = 5,140,423,748,340,121,862,144/33,198,074,452
6. Step 6: Final answer
   x = 154,841,021,149.36