Finding the Third Proportional to 57,755,566,269 and 123,459,474,847.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,755,566,269 : 123,459,474,847.50 = 123,459,474,847.50 : x
2. Step 2: Convert to fraction form
   57,755,566,269/123,459,474,847.50 = 123,459,474,847.50/x
3. Step 3: Cross multiply
   57,755,566,269x = 123,459,474,847.50 × 123,459,474,847.50
4. Step 4: Simplify right side
   57,755,566,269x = 15,242,241,929,620,486,094,848
5. Step 5: Solve for x
   x = 15,242,241,929,620,486,094,848/57,755,566,269
6. Step 6: Final answer
   x = 263,909,488,111.13