Finding the Third Proportional to 31,519.13 and 69,184.13

Step by Step Solution

1. Step 1: Write the proportion equation
   31,519.13 : 69,184.13 = 69,184.13 : x
2. Step 2: Convert to fraction form
   31,519.13/69,184.13 = 69,184.13/x
3. Step 3: Cross multiply
   31,519.13x = 69,184.13 × 69,184.13
4. Step 4: Simplify right side
   31,519.13x = 4,786,443,152.02
5. Step 5: Solve for x
   x = 4,786,443,152.02/31,519.13
6. Step 6: Final answer
   x = 151,858.38