Finding the Third Proportional to 31,566,181,273 and 68,689,281,932

Step by Step Solution

1. Step 1: Write the proportion equation
   31,566,181,273 : 68,689,281,932 = 68,689,281,932 : x
2. Step 2: Convert to fraction form
   31,566,181,273/68,689,281,932 = 68,689,281,932/x
3. Step 3: Cross multiply
   31,566,181,273x = 68,689,281,932 × 68,689,281,932
4. Step 4: Simplify right side
   31,566,181,273x = 4,718,217,452,333,781,483,520
5. Step 5: Solve for x
   x = 4,718,217,452,333,781,483,520/31,566,181,273
6. Step 6: Final answer
   x = 149,470,644,279.98