Finding the Third Proportional to 86,536.13 and 187,833.38

Step by Step Solution

1. Step 1: Write the proportion equation
   86,536.13 : 187,833.38 = 187,833.38 : x
2. Step 2: Convert to fraction form
   86,536.13/187,833.38 = 187,833.38/x
3. Step 3: Cross multiply
   86,536.13x = 187,833.38 × 187,833.38
4. Step 4: Simplify right side
   86,536.13x = 35,281,376,763.89
5. Step 5: Solve for x
   x = 35,281,376,763.89/86,536.13
6. Step 6: Final answer
   x = 407,706.92