Finding the Third Proportional to 27,798.19 and 61,129.69

Step by Step Solution

1. Step 1: Write the proportion equation
   27,798.19 : 61,129.69 = 61,129.69 : x
2. Step 2: Convert to fraction form
   27,798.19/61,129.69 = 61,129.69/x
3. Step 3: Cross multiply
   27,798.19x = 61,129.69 × 61,129.69
4. Step 4: Simplify right side
   27,798.19x = 3,736,838,693.85
5. Step 5: Solve for x
   x = 3,736,838,693.85/27,798.19
6. Step 6: Final answer
   x = 134,427.42