Finding the Third Proportional to 61,404.01 and 91,726.80

Step by Step Solution

1. Step 1: Write the proportion equation
   61,404.01 : 91,726.80 = 91,726.80 : x
2. Step 2: Convert to fraction form
   61,404.01/91,726.80 = 91,726.80/x
3. Step 3: Cross multiply
   61,404.01x = 91,726.80 × 91,726.80
4. Step 4: Simplify right side
   61,404.01x = 8,413,806,698.18
5. Step 5: Solve for x
   x = 8,413,806,698.18/61,404.01
6. Step 6: Final answer
   x = 137,023.73