Finding the Third Proportional to 13,685.63 and 29,716.88

Step by Step Solution

1. Step 1: Write the proportion equation
   13,685.63 : 29,716.88 = 29,716.88 : x
2. Step 2: Convert to fraction form
   13,685.63/29,716.88 = 29,716.88/x
3. Step 3: Cross multiply
   13,685.63x = 29,716.88 × 29,716.88
4. Step 4: Simplify right side
   13,685.63x = 883,092,659.77
5. Step 5: Solve for x
   x = 883,092,659.77/13,685.63
6. Step 6: Final answer
   x = 64,527.02