Finding the Third Proportional to 555,381,605.50 and 1,156,731,821

Step by Step Solution

1. Step 1: Write the proportion equation
   555,381,605.50 : 1,156,731,821 = 1,156,731,821 : x
2. Step 2: Convert to fraction form
   555,381,605.50/1,156,731,821 = 1,156,731,821/x
3. Step 3: Cross multiply
   555,381,605.50x = 1,156,731,821 × 1,156,731,821
4. Step 4: Simplify right side
   555,381,605.50x = 1,338,028,505,713,976,064
5. Step 5: Solve for x
   x = 1,338,028,505,713,976,064/555,381,605.50
6. Step 6: Final answer
   x = 2,409,205,656.91