Finding the Third Proportional to 4,191,954 and 8,538,060

Step by Step Solution

1. Step 1: Write the proportion equation
   4,191,954 : 8,538,060 = 8,538,060 : x
2. Step 2: Convert to fraction form
   4,191,954/8,538,060 = 8,538,060/x
3. Step 3: Cross multiply
   4,191,954x = 8,538,060 × 8,538,060
4. Step 4: Simplify right side
   4,191,954x = 72,898,468,563,600
5. Step 5: Solve for x
   x = 72,898,468,563,600/4,191,954
6. Step 6: Final answer
   x = 17,390,092.68