Finding the Third Proportional to 35,115.19 and 49,686.75

Step by Step Solution

1. Step 1: Write the proportion equation
   35,115.19 : 49,686.75 = 49,686.75 : x
2. Step 2: Convert to fraction form
   35,115.19/49,686.75 = 49,686.75/x
3. Step 3: Cross multiply
   35,115.19x = 49,686.75 × 49,686.75
4. Step 4: Simplify right side
   35,115.19x = 2,468,773,125.56
5. Step 5: Solve for x
   x = 2,468,773,125.56/35,115.19
6. Step 6: Final answer
   x = 70,305.00