Finding the Third Proportional to 123,383,887,748 and 268,672,051,800

Step by Step Solution

1. Step 1: Write the proportion equation
   123,383,887,748 : 268,672,051,800 = 268,672,051,800 : x
2. Step 2: Convert to fraction form
   123,383,887,748/268,672,051,800 = 268,672,051,800/x
3. Step 3: Cross multiply
   123,383,887,748x = 268,672,051,800 × 268,672,051,800
4. Step 4: Simplify right side
   123,383,887,748x = 72,184,671,418,421,885,272,064
5. Step 5: Solve for x
   x = 72,184,671,418,421,885,272,064/123,383,887,748
6. Step 6: Final answer
   x = 585,041,310,789.72