Finding the Third Proportional to 49,858,260 and 76,588,387.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,858,260 : 76,588,387.50 = 76,588,387.50 : x
2. Step 2: Convert to fraction form
   49,858,260/76,588,387.50 = 76,588,387.50/x
3. Step 3: Cross multiply
   49,858,260x = 76,588,387.50 × 76,588,387.50
4. Step 4: Simplify right side
   49,858,260x = 5,865,781,099,850,156
5. Step 5: Solve for x
   x = 5,865,781,099,850,156/49,858,260
6. Step 6: Final answer
   x = 117,649,133.76