Finding the Third Proportional to 116,761.50 and 178,572

Step by Step Solution

1. Step 1: Write the proportion equation
   116,761.50 : 178,572 = 178,572 : x
2. Step 2: Convert to fraction form
   116,761.50/178,572 = 178,572/x
3. Step 3: Cross multiply
   116,761.50x = 178,572 × 178,572
4. Step 4: Simplify right side
   116,761.50x = 31,887,959,184
5. Step 5: Solve for x
   x = 31,887,959,184/116,761.50
6. Step 6: Final answer
   x = 273,103.37