Finding the Third Proportional to 16,157,707.50 and 35,355,831

Step by Step Solution

1. Step 1: Write the proportion equation
   16,157,707.50 : 35,355,831 = 35,355,831 : x
2. Step 2: Convert to fraction form
   16,157,707.50/35,355,831 = 35,355,831/x
3. Step 3: Cross multiply
   16,157,707.50x = 35,355,831 × 35,355,831
4. Step 4: Simplify right side
   16,157,707.50x = 1,250,034,785,700,561
5. Step 5: Solve for x
   x = 1,250,034,785,700,561/16,157,707.50
6. Step 6: Final answer
   x = 77,364,612.88