Finding the Third Proportional to 13,658,731,757 and 30,458,048,549.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,658,731,757 : 30,458,048,549.50 = 30,458,048,549.50 : x
2. Step 2: Convert to fraction form
   13,658,731,757/30,458,048,549.50 = 30,458,048,549.50/x
3. Step 3: Cross multiply
   13,658,731,757x = 30,458,048,549.50 × 30,458,048,549.50
4. Step 4: Simplify right side
   13,658,731,757x = 927,692,721,443,699,032,064
5. Step 5: Solve for x
   x = 927,692,721,443,699,032,064/13,658,731,757
6. Step 6: Final answer
   x = 67,919,389,438.79