Finding the Third Proportional to 37,439,503,920 and 76,186,554,336

Step by Step Solution

1. Step 1: Write the proportion equation
   37,439,503,920 : 76,186,554,336 = 76,186,554,336 : x
2. Step 2: Convert to fraction form
   37,439,503,920/76,186,554,336 = 76,186,554,336/x
3. Step 3: Cross multiply
   37,439,503,920x = 76,186,554,336 × 76,186,554,336
4. Step 4: Simplify right side
   37,439,503,920x = 5,804,391,061,592,280,662,016
5. Step 5: Solve for x
   x = 5,804,391,061,592,280,662,016/37,439,503,920
6. Step 6: Final answer
   x = 155,033,866,741.26