Finding the Third Proportional to 56,710.50 and 132,460.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,710.50 : 132,460.50 = 132,460.50 : x
2. Step 2: Convert to fraction form
   56,710.50/132,460.50 = 132,460.50/x
3. Step 3: Cross multiply
   56,710.50x = 132,460.50 × 132,460.50
4. Step 4: Simplify right side
   56,710.50x = 17,545,784,060.25
5. Step 5: Solve for x
   x = 17,545,784,060.25/56,710.50
6. Step 6: Final answer
   x = 309,392.16