Finding the Third Proportional to 88,213.50 and 191,008.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,213.50 : 191,008.50 = 191,008.50 : x
2. Step 2: Convert to fraction form
   88,213.50/191,008.50 = 191,008.50/x
3. Step 3: Cross multiply
   88,213.50x = 191,008.50 × 191,008.50
4. Step 4: Simplify right side
   88,213.50x = 36,484,247,072.25
5. Step 5: Solve for x
   x = 36,484,247,072.25/88,213.50
6. Step 6: Final answer
   x = 413,590.29