Finding the Third Proportional to 48,682,072.50 and 69,610,549.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,682,072.50 : 69,610,549.50 = 69,610,549.50 : x
2. Step 2: Convert to fraction form
   48,682,072.50/69,610,549.50 = 69,610,549.50/x
3. Step 3: Cross multiply
   48,682,072.50x = 69,610,549.50 × 69,610,549.50
4. Step 4: Simplify right side
   48,682,072.50x = 4,845,628,601,691,950
5. Step 5: Solve for x
   x = 4,845,628,601,691,950/48,682,072.50
6. Step 6: Final answer
   x = 99,536,201.99