Finding the Third Proportional to 31,300.13 and 73,813.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,300.13 : 73,813.69 = 73,813.69 : x
2. Step 2: Convert to fraction form
   31,300.13/73,813.69 = 73,813.69/x
3. Step 3: Cross multiply
   31,300.13x = 73,813.69 × 73,813.69
4. Step 4: Simplify right side
   31,300.13x = 5,448,460,462.35
5. Step 5: Solve for x
   x = 5,448,460,462.35/31,300.13
6. Step 6: Final answer
   x = 174,071.52