Finding the Third Proportional to 341,415 and 745,888.50

Step by Step Solution

1. Step 1: Write the proportion equation
   341,415 : 745,888.50 = 745,888.50 : x
2. Step 2: Convert to fraction form
   341,415/745,888.50 = 745,888.50/x
3. Step 3: Cross multiply
   341,415x = 745,888.50 × 745,888.50
4. Step 4: Simplify right side
   341,415x = 556,349,654,432.25
5. Step 5: Solve for x
   x = 556,349,654,432.25/341,415
6. Step 6: Final answer
   x = 1,629,540.75