Finding the Third Proportional to 60,429.56 and 131,611.88

Step by Step Solution

1. Step 1: Write the proportion equation
   60,429.56 : 131,611.88 = 131,611.88 : x
2. Step 2: Convert to fraction form
   60,429.56/131,611.88 = 131,611.88/x
3. Step 3: Cross multiply
   60,429.56x = 131,611.88 × 131,611.88
4. Step 4: Simplify right side
   60,429.56x = 17,321,685,641.02
5. Step 5: Solve for x
   x = 17,321,685,641.02/60,429.56
6. Step 6: Final answer
   x = 286,642.58