Finding the Third Proportional to 62,505.56 and 134,784.56

Step by Step Solution

1. Step 1: Write the proportion equation
   62,505.56 : 134,784.56 = 134,784.56 : x
2. Step 2: Convert to fraction form
   62,505.56/134,784.56 = 134,784.56/x
3. Step 3: Cross multiply
   62,505.56x = 134,784.56 × 134,784.56
4. Step 4: Simplify right side
   62,505.56x = 18,166,878,288.32
5. Step 5: Solve for x
   x = 18,166,878,288.32/62,505.56
6. Step 6: Final answer
   x = 290,644.19