Finding the Third Proportional to 235,612.50 and 556,134

Step by Step Solution

1. Step 1: Write the proportion equation
   235,612.50 : 556,134 = 556,134 : x
2. Step 2: Convert to fraction form
   235,612.50/556,134 = 556,134/x
3. Step 3: Cross multiply
   235,612.50x = 556,134 × 556,134
4. Step 4: Simplify right side
   235,612.50x = 309,285,025,956
5. Step 5: Solve for x
   x = 309,285,025,956/235,612.50
6. Step 6: Final answer
   x = 1,312,685.13