Finding the Third Proportional to 19,442,960 and 42,545,776

Step by Step Solution

1. Step 1: Write the proportion equation
   19,442,960 : 42,545,776 = 42,545,776 : x
2. Step 2: Convert to fraction form
   19,442,960/42,545,776 = 42,545,776/x
3. Step 3: Cross multiply
   19,442,960x = 42,545,776 × 42,545,776
4. Step 4: Simplify right side
   19,442,960x = 1,810,143,055,442,176
5. Step 5: Solve for x
   x = 1,810,143,055,442,176/19,442,960
6. Step 6: Final answer
   x = 93,100,178.96