Finding the Third Proportional to 89,381,277 and 136,670,071.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,381,277 : 136,670,071.50 = 136,670,071.50 : x
2. Step 2: Convert to fraction form
   89,381,277/136,670,071.50 = 136,670,071.50/x
3. Step 3: Cross multiply
   89,381,277x = 136,670,071.50 × 136,670,071.50
4. Step 4: Simplify right side
   89,381,277x = 18,678,708,443,815,112
5. Step 5: Solve for x
   x = 18,678,708,443,815,112/89,381,277
6. Step 6: Final answer
   x = 208,977,865.06