Finding the Third Proportional to 91,045.27 and 137,837.95

Step by Step Solution

1. Step 1: Write the proportion equation
   91,045.27 : 137,837.95 = 137,837.95 : x
2. Step 2: Convert to fraction form
   91,045.27/137,837.95 = 137,837.95/x
3. Step 3: Cross multiply
   91,045.27x = 137,837.95 × 137,837.95
4. Step 4: Simplify right side
   91,045.27x = 18,999,301,321.69
5. Step 5: Solve for x
   x = 18,999,301,321.69/91,045.27
6. Step 6: Final answer
   x = 208,679.73