Finding the Third Proportional to 46,192.78 and 72,186.19

Step by Step Solution

1. Step 1: Write the proportion equation
   46,192.78 : 72,186.19 = 72,186.19 : x
2. Step 2: Convert to fraction form
   46,192.78/72,186.19 = 72,186.19/x
3. Step 3: Cross multiply
   46,192.78x = 72,186.19 × 72,186.19
4. Step 4: Simplify right side
   46,192.78x = 5,210,845,665.79
5. Step 5: Solve for x
   x = 5,210,845,665.79/46,192.78
6. Step 6: Final answer
   x = 112,806.49