Finding the Third Proportional to 19,442,040 and 42,545,712

Step by Step Solution

1. Step 1: Write the proportion equation
   19,442,040 : 42,545,712 = 42,545,712 : x
2. Step 2: Convert to fraction form
   19,442,040/42,545,712 = 42,545,712/x
3. Step 3: Cross multiply
   19,442,040x = 42,545,712 × 42,545,712
4. Step 4: Simplify right side
   19,442,040x = 1,810,137,609,586,944
5. Step 5: Solve for x
   x = 1,810,137,609,586,944/19,442,040
6. Step 6: Final answer
   x = 93,104,304.36