Finding the Third Proportional to 19,964,639 and 40,875,034

Step by Step Solution

1. Step 1: Write the proportion equation
   19,964,639 : 40,875,034 = 40,875,034 : x
2. Step 2: Convert to fraction form
   19,964,639/40,875,034 = 40,875,034/x
3. Step 3: Cross multiply
   19,964,639x = 40,875,034 × 40,875,034
4. Step 4: Simplify right side
   19,964,639x = 1,670,768,404,501,156
5. Step 5: Solve for x
   x = 1,670,768,404,501,156/19,964,639
6. Step 6: Final answer
   x = 83,686,381.93