Finding the Third Proportional to 45,899.16 and 70,168.78

Step by Step Solution

1. Step 1: Write the proportion equation
   45,899.16 : 70,168.78 = 70,168.78 : x
2. Step 2: Convert to fraction form
   45,899.16/70,168.78 = 70,168.78/x
3. Step 3: Cross multiply
   45,899.16x = 70,168.78 × 70,168.78
4. Step 4: Simplify right side
   45,899.16x = 4,923,657,862.11
5. Step 5: Solve for x
   x = 4,923,657,862.11/45,899.16
6. Step 6: Final answer
   x = 107,271.21