Finding the Third Proportional to 21,689,795,952 and 33,516,265,536

Step by Step Solution

1. Step 1: Write the proportion equation
   21,689,795,952 : 33,516,265,536 = 33,516,265,536 : x
2. Step 2: Convert to fraction form
   21,689,795,952/33,516,265,536 = 33,516,265,536/x
3. Step 3: Cross multiply
   21,689,795,952x = 33,516,265,536 × 33,516,265,536
4. Step 4: Simplify right side
   21,689,795,952x = 1,123,340,055,479,661,363,200
5. Step 5: Solve for x
   x = 1,123,340,055,479,661,363,200/21,689,795,952
6. Step 6: Final answer
   x = 51,791,176,734.24