Finding the Third Proportional to 56,824 and 89,141

Step by Step Solution

1. Step 1: Write the proportion equation
   56,824 : 89,141 = 89,141 : x
2. Step 2: Convert to fraction form
   56,824/89,141 = 89,141/x
3. Step 3: Cross multiply
   56,824x = 89,141 × 89,141
4. Step 4: Simplify right side
   56,824x = 7,946,117,881
5. Step 5: Solve for x
   x = 7,946,117,881/56,824
6. Step 6: Final answer
   x = 139,837.36