Finding the Third Proportional to 91,056 and 137,864.25

Step by Step Solution

1. Step 1: Write the proportion equation
   91,056 : 137,864.25 = 137,864.25 : x
2. Step 2: Convert to fraction form
   91,056/137,864.25 = 137,864.25/x
3. Step 3: Cross multiply
   91,056x = 137,864.25 × 137,864.25
4. Step 4: Simplify right side
   91,056x = 19,006,551,428.06
5. Step 5: Solve for x
   x = 19,006,551,428.06/91,056
6. Step 6: Final answer
   x = 208,734.75