Finding the Third Proportional to 56,802 and 84,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,802 : 84,100.50 = 84,100.50 : x
2. Step 2: Convert to fraction form
   56,802/84,100.50 = 84,100.50/x
3. Step 3: Cross multiply
   56,802x = 84,100.50 × 84,100.50
4. Step 4: Simplify right side
   56,802x = 7,072,894,100.25
5. Step 5: Solve for x
   x = 7,072,894,100.25/56,802
6. Step 6: Final answer
   x = 124,518.40