Finding the Third Proportional to 240,341 and 556,374.50

Step by Step Solution

1. Step 1: Write the proportion equation
   240,341 : 556,374.50 = 556,374.50 : x
2. Step 2: Convert to fraction form
   240,341/556,374.50 = 556,374.50/x
3. Step 3: Cross multiply
   240,341x = 556,374.50 × 556,374.50
4. Step 4: Simplify right side
   240,341x = 309,552,584,250.25
5. Step 5: Solve for x
   x = 309,552,584,250.25/240,341
6. Step 6: Final answer
   x = 1,287,972.44