Finding the Third Proportional to 18,464,304 and 42,745,140

Step by Step Solution

1. Step 1: Write the proportion equation
   18,464,304 : 42,745,140 = 42,745,140 : x
2. Step 2: Convert to fraction form
   18,464,304/42,745,140 = 42,745,140/x
3. Step 3: Cross multiply
   18,464,304x = 42,745,140 × 42,745,140
4. Step 4: Simplify right side
   18,464,304x = 1,827,146,993,619,600
5. Step 5: Solve for x
   x = 1,827,146,993,619,600/18,464,304
6. Step 6: Final answer
   x = 98,955,638.60