Finding the Third Proportional to 91,907.16 and 141,957.56

Step by Step Solution

1. Step 1: Write the proportion equation
   91,907.16 : 141,957.56 = 141,957.56 : x
2. Step 2: Convert to fraction form
   91,907.16/141,957.56 = 141,957.56/x
3. Step 3: Cross multiply
   91,907.16x = 141,957.56 × 141,957.56
4. Step 4: Simplify right side
   91,907.16x = 20,151,949,550.94
5. Step 5: Solve for x
   x = 20,151,949,550.94/91,907.16
6. Step 6: Final answer
   x = 219,264.21