Finding the Third Proportional to 19,403,280 and 42,248,952

Step by Step Solution

1. Step 1: Write the proportion equation
   19,403,280 : 42,248,952 = 42,248,952 : x
2. Step 2: Convert to fraction form
   19,403,280/42,248,952 = 42,248,952/x
3. Step 3: Cross multiply
   19,403,280x = 42,248,952 × 42,248,952
4. Step 4: Simplify right side
   19,403,280x = 1,784,973,945,098,304
5. Step 5: Solve for x
   x = 1,784,973,945,098,304/19,403,280
6. Step 6: Final answer
   x = 91,993,412.72