Finding the Third Proportional to 31,973,089.50 and 69,373,017

Step by Step Solution

1. Step 1: Write the proportion equation
   31,973,089.50 : 69,373,017 = 69,373,017 : x
2. Step 2: Convert to fraction form
   31,973,089.50/69,373,017 = 69,373,017/x
3. Step 3: Cross multiply
   31,973,089.50x = 69,373,017 × 69,373,017
4. Step 4: Simplify right side
   31,973,089.50x = 4,812,615,487,682,289
5. Step 5: Solve for x
   x = 4,812,615,487,682,289/31,973,089.50
6. Step 6: Final answer
   x = 150,520,814.94