Finding the Third Proportional to 20,739,844 and 42,092,763

Step by Step Solution

1. Step 1: Write the proportion equation
   20,739,844 : 42,092,763 = 42,092,763 : x
2. Step 2: Convert to fraction form
   20,739,844/42,092,763 = 42,092,763/x
3. Step 3: Cross multiply
   20,739,844x = 42,092,763 × 42,092,763
4. Step 4: Simplify right side
   20,739,844x = 1,771,800,696,974,169
5. Step 5: Solve for x
   x = 1,771,800,696,974,169/20,739,844
6. Step 6: Final answer
   x = 85,429,798.65