Finding the Third Proportional to 12,957,931.50 and 28,356,555

Step by Step Solution

1. Step 1: Write the proportion equation
   12,957,931.50 : 28,356,555 = 28,356,555 : x
2. Step 2: Convert to fraction form
   12,957,931.50/28,356,555 = 28,356,555/x
3. Step 3: Cross multiply
   12,957,931.50x = 28,356,555 × 28,356,555
4. Step 4: Simplify right side
   12,957,931.50x = 804,094,211,468,025
5. Step 5: Solve for x
   x = 804,094,211,468,025/12,957,931.50
6. Step 6: Final answer
   x = 62,054,210.69