Finding the Third Proportional to 19,143,010 and 42,005,499.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,143,010 : 42,005,499.50 = 42,005,499.50 : x
2. Step 2: Convert to fraction form
   19,143,010/42,005,499.50 = 42,005,499.50/x
3. Step 3: Cross multiply
   19,143,010x = 42,005,499.50 × 42,005,499.50
4. Step 4: Simplify right side
   19,143,010x = 1,764,461,988,244,500.25
5. Step 5: Solve for x
   x = 1,764,461,988,244,500.25/19,143,010
6. Step 6: Final answer
   x = 92,172,651.44