Finding the Third Proportional to 31,905,108 and 69,584,706

Step by Step Solution

1. Step 1: Write the proportion equation
   31,905,108 : 69,584,706 = 69,584,706 : x
2. Step 2: Convert to fraction form
   31,905,108/69,584,706 = 69,584,706/x
3. Step 3: Cross multiply
   31,905,108x = 69,584,706 × 69,584,706
4. Step 4: Simplify right side
   31,905,108x = 4,842,031,309,106,436
5. Step 5: Solve for x
   x = 4,842,031,309,106,436/31,905,108
6. Step 6: Final answer
   x = 151,763,514.14