Finding the Third Proportional to 31,528,692 and 67,919,326

Step by Step Solution

1. Step 1: Write the proportion equation
   31,528,692 : 67,919,326 = 67,919,326 : x
2. Step 2: Convert to fraction form
   31,528,692/67,919,326 = 67,919,326/x
3. Step 3: Cross multiply
   31,528,692x = 67,919,326 × 67,919,326
4. Step 4: Simplify right side
   31,528,692x = 4,613,034,844,294,276
5. Step 5: Solve for x
   x = 4,613,034,844,294,276/31,528,692
6. Step 6: Final answer
   x = 146,312,281.03