Finding the Third Proportional to 30,958,848 and 72,294,120

Step by Step Solution

1. Step 1: Write the proportion equation
   30,958,848 : 72,294,120 = 72,294,120 : x
2. Step 2: Convert to fraction form
   30,958,848/72,294,120 = 72,294,120/x
3. Step 3: Cross multiply
   30,958,848x = 72,294,120 × 72,294,120
4. Step 4: Simplify right side
   30,958,848x = 5,226,439,786,574,400
5. Step 5: Solve for x
   x = 5,226,439,786,574,400/30,958,848
6. Step 6: Final answer
   x = 168,818,936.24