Finding the Third Proportional to 77,092.50 and 168,156

Step by Step Solution

1. Step 1: Write the proportion equation
   77,092.50 : 168,156 = 168,156 : x
2. Step 2: Convert to fraction form
   77,092.50/168,156 = 168,156/x
3. Step 3: Cross multiply
   77,092.50x = 168,156 × 168,156
4. Step 4: Simplify right side
   77,092.50x = 28,276,440,336
5. Step 5: Solve for x
   x = 28,276,440,336/77,092.50
6. Step 6: Final answer
   x = 366,785.88