Finding the Third Proportional to 48,512,286 and 72,693,706.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,512,286 : 72,693,706.50 = 72,693,706.50 : x
2. Step 2: Convert to fraction form
   48,512,286/72,693,706.50 = 72,693,706.50/x
3. Step 3: Cross multiply
   48,512,286x = 72,693,706.50 × 72,693,706.50
4. Step 4: Simplify right side
   48,512,286x = 5,284,374,964,708,142
5. Step 5: Solve for x
   x = 5,284,374,964,708,142/48,512,286
6. Step 6: Final answer
   x = 108,928,591.09