Finding the Third Proportional to 19,434,012 and 42,529,089

Step by Step Solution

1. Step 1: Write the proportion equation
   19,434,012 : 42,529,089 = 42,529,089 : x
2. Step 2: Convert to fraction form
   19,434,012/42,529,089 = 42,529,089/x
3. Step 3: Cross multiply
   19,434,012x = 42,529,089 × 42,529,089
4. Step 4: Simplify right side
   19,434,012x = 1,808,723,411,169,921
5. Step 5: Solve for x
   x = 1,808,723,411,169,921/19,434,012
6. Step 6: Final answer
   x = 93,069,995.59