Finding the Third Proportional to 56,831.63 and 84,336.19

Step by Step Solution

1. Step 1: Write the proportion equation
   56,831.63 : 84,336.19 = 84,336.19 : x
2. Step 2: Convert to fraction form
   56,831.63/84,336.19 = 84,336.19/x
3. Step 3: Cross multiply
   56,831.63x = 84,336.19 × 84,336.19
4. Step 4: Simplify right side
   56,831.63x = 7,112,592,522.04
5. Step 5: Solve for x
   x = 7,112,592,522.04/56,831.63
6. Step 6: Final answer
   x = 125,152.02