Finding the Third Proportional to 136,012.50 and 291,708

Step by Step Solution

1. Step 1: Write the proportion equation
   136,012.50 : 291,708 = 291,708 : x
2. Step 2: Convert to fraction form
   136,012.50/291,708 = 291,708/x
3. Step 3: Cross multiply
   136,012.50x = 291,708 × 291,708
4. Step 4: Simplify right side
   136,012.50x = 85,093,557,264
5. Step 5: Solve for x
   x = 85,093,557,264/136,012.50
6. Step 6: Final answer
   x = 625,630.42