Finding the Third Proportional to 77,520.38 and 116,279.25

Step by Step Solution

1. Step 1: Write the proportion equation
   77,520.38 : 116,279.25 = 116,279.25 : x
2. Step 2: Convert to fraction form
   77,520.38/116,279.25 = 116,279.25/x
3. Step 3: Cross multiply
   77,520.38x = 116,279.25 × 116,279.25
4. Step 4: Simplify right side
   77,520.38x = 13,520,863,980.56
5. Step 5: Solve for x
   x = 13,520,863,980.56/77,520.38
6. Step 6: Final answer
   x = 174,416.91