Finding the Third Proportional to 63,123.50 and 135,784

Step by Step Solution

1. Step 1: Write the proportion equation
   63,123.50 : 135,784 = 135,784 : x
2. Step 2: Convert to fraction form
   63,123.50/135,784 = 135,784/x
3. Step 3: Cross multiply
   63,123.50x = 135,784 × 135,784
4. Step 4: Simplify right side
   63,123.50x = 18,437,294,656
5. Step 5: Solve for x
   x = 18,437,294,656/63,123.50
6. Step 6: Final answer
   x = 292,082.90