Finding the Third Proportional to 72,126 and 107,590.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,126 : 107,590.50 = 107,590.50 : x
2. Step 2: Convert to fraction form
   72,126/107,590.50 = 107,590.50/x
3. Step 3: Cross multiply
   72,126x = 107,590.50 × 107,590.50
4. Step 4: Simplify right side
   72,126x = 11,575,715,690.25
5. Step 5: Solve for x
   x = 11,575,715,690.25/72,126
6. Step 6: Final answer
   x = 160,492.97