Finding the Third Proportional to 19,461,903 and 42,808,753

Step by Step Solution

1. Step 1: Write the proportion equation
   19,461,903 : 42,808,753 = 42,808,753 : x
2. Step 2: Convert to fraction form
   19,461,903/42,808,753 = 42,808,753/x
3. Step 3: Cross multiply
   19,461,903x = 42,808,753 × 42,808,753
4. Step 4: Simplify right side
   19,461,903x = 1,832,589,333,415,009
5. Step 5: Solve for x
   x = 1,832,589,333,415,009/19,461,903
6. Step 6: Final answer
   x = 94,162,905.52