Finding the Third Proportional to 84,477.94 and 196,432.59

Step by Step Solution

1. Step 1: Write the proportion equation
   84,477.94 : 196,432.59 = 196,432.59 : x
2. Step 2: Convert to fraction form
   84,477.94/196,432.59 = 196,432.59/x
3. Step 3: Cross multiply
   84,477.94x = 196,432.59 × 196,432.59
4. Step 4: Simplify right side
   84,477.94x = 38,585,763,887.35
5. Step 5: Solve for x
   x = 38,585,763,887.35/84,477.94
6. Step 6: Final answer
   x = 456,755.52