Finding the Third Proportional to 89,156.25 and 185,784.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89,156.25 : 185,784.75 = 185,784.75 : x
2. Step 2: Convert to fraction form
   89,156.25/185,784.75 = 185,784.75/x
3. Step 3: Cross multiply
   89,156.25x = 185,784.75 × 185,784.75
4. Step 4: Simplify right side
   89,156.25x = 34,515,973,332.56
5. Step 5: Solve for x
   x = 34,515,973,332.56/89,156.25
6. Step 6: Final answer
   x = 387,140.25