Finding the Third Proportional to 20,157,276 and 31,024,870

Step by Step Solution

1. Step 1: Write the proportion equation
   20,157,276 : 31,024,870 = 31,024,870 : x
2. Step 2: Convert to fraction form
   20,157,276/31,024,870 = 31,024,870/x
3. Step 3: Cross multiply
   20,157,276x = 31,024,870 × 31,024,870
4. Step 4: Simplify right side
   20,157,276x = 962,542,558,516,900
5. Step 5: Solve for x
   x = 962,542,558,516,900/20,157,276
6. Step 6: Final answer
   x = 47,751,618.75