Finding the Third Proportional to 20,713,128 and 31,069,710

Step by Step Solution

1. Step 1: Write the proportion equation
   20,713,128 : 31,069,710 = 31,069,710 : x
2. Step 2: Convert to fraction form
   20,713,128/31,069,710 = 31,069,710/x
3. Step 3: Cross multiply
   20,713,128x = 31,069,710 × 31,069,710
4. Step 4: Simplify right side
   20,713,128x = 965,326,879,484,100
5. Step 5: Solve for x
   x = 965,326,879,484,100/20,713,128
6. Step 6: Final answer
   x = 46,604,592.00