Finding the Third Proportional to 63,159 and 136,941.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,159 : 136,941.50 = 136,941.50 : x
2. Step 2: Convert to fraction form
   63,159/136,941.50 = 136,941.50/x
3. Step 3: Cross multiply
   63,159x = 136,941.50 × 136,941.50
4. Step 4: Simplify right side
   63,159x = 18,752,974,422.25
5. Step 5: Solve for x
   x = 18,752,974,422.25/63,159
6. Step 6: Final answer
   x = 296,916.90