Finding the Third Proportional to 357,696 and 758,038.50

Step by Step Solution

1. Step 1: Write the proportion equation
   357,696 : 758,038.50 = 758,038.50 : x
2. Step 2: Convert to fraction form
   357,696/758,038.50 = 758,038.50/x
3. Step 3: Cross multiply
   357,696x = 758,038.50 × 758,038.50
4. Step 4: Simplify right side
   357,696x = 574,622,367,482.25
5. Step 5: Solve for x
   x = 574,622,367,482.25/357,696
6. Step 6: Final answer
   x = 1,606,454.55