Finding the Third Proportional to 61,917.75 and 83,608.88

Step by Step Solution

1. Step 1: Write the proportion equation
   61,917.75 : 83,608.88 = 83,608.88 : x
2. Step 2: Convert to fraction form
   61,917.75/83,608.88 = 83,608.88/x
3. Step 3: Cross multiply
   61,917.75x = 83,608.88 × 83,608.88
4. Step 4: Simplify right side
   61,917.75x = 6,990,443,978.77
5. Step 5: Solve for x
   x = 6,990,443,978.77/61,917.75
6. Step 6: Final answer
   x = 112,898.87