Finding the Third Proportional to 49,284.38 and 77,210.63

Step by Step Solution

1. Step 1: Write the proportion equation
   49,284.38 : 77,210.63 = 77,210.63 : x
2. Step 2: Convert to fraction form
   49,284.38/77,210.63 = 77,210.63/x
3. Step 3: Cross multiply
   49,284.38x = 77,210.63 × 77,210.63
4. Step 4: Simplify right side
   49,284.38x = 5,961,480,612.89
5. Step 5: Solve for x
   x = 5,961,480,612.89/49,284.38
6. Step 6: Final answer
   x = 120,960.86