Finding the Third Proportional to 757,381.50 and 1,106,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   757,381.50 : 1,106,779.50 = 1,106,779.50 : x
2. Step 2: Convert to fraction form
   757,381.50/1,106,779.50 = 1,106,779.50/x
3. Step 3: Cross multiply
   757,381.50x = 1,106,779.50 × 1,106,779.50
4. Step 4: Simplify right side
   757,381.50x = 1,224,960,861,620.25
5. Step 5: Solve for x
   x = 1,224,960,861,620.25/757,381.50
6. Step 6: Final answer
   x = 1,617,363.06