Finding the Third Proportional to 7,903,056 and 12,567,816

Step by Step Solution

1. Step 1: Write the proportion equation
   7,903,056 : 12,567,816 = 12,567,816 : x
2. Step 2: Convert to fraction form
   7,903,056/12,567,816 = 12,567,816/x
3. Step 3: Cross multiply
   7,903,056x = 12,567,816 × 12,567,816
4. Step 4: Simplify right side
   7,903,056x = 157,949,999,009,856
5. Step 5: Solve for x
   x = 157,949,999,009,856/7,903,056
6. Step 6: Final answer
   x = 19,985,939.49