Finding the Third Proportional to 56,925 and 81,991.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,925 : 81,991.50 = 81,991.50 : x
2. Step 2: Convert to fraction form
   56,925/81,991.50 = 81,991.50/x
3. Step 3: Cross multiply
   56,925x = 81,991.50 × 81,991.50
4. Step 4: Simplify right side
   56,925x = 6,722,606,072.25
5. Step 5: Solve for x
   x = 6,722,606,072.25/56,925
6. Step 6: Final answer
   x = 118,095.85