Finding the Third Proportional to 91,411.88 and 141,264

Step by Step Solution

1. Step 1: Write the proportion equation
   91,411.88 : 141,264 = 141,264 : x
2. Step 2: Convert to fraction form
   91,411.88/141,264 = 141,264/x
3. Step 3: Cross multiply
   91,411.88x = 141,264 × 141,264
4. Step 4: Simplify right side
   91,411.88x = 19,955,517,696
5. Step 5: Solve for x
   x = 19,955,517,696/91,411.88
6. Step 6: Final answer
   x = 218,303.34