Finding the Third Proportional to 19,507,328.72 and 42,448,741.03

Step by Step Solution

1. Step 1: Write the proportion equation
   19,507,328.72 : 42,448,741.03 = 42,448,741.03 : x
2. Step 2: Convert to fraction form
   19,507,328.72/42,448,741.03 = 42,448,741.03/x
3. Step 3: Cross multiply
   19,507,328.72x = 42,448,741.03 × 42,448,741.03
4. Step 4: Simplify right side
   19,507,328.72x = 1,801,895,615,138,127.25
5. Step 5: Solve for x
   x = 1,801,895,615,138,127.25/19,507,328.72
6. Step 6: Final answer
   x = 92,370,187.69