Finding the Fourth Proportional to 1,249,096.50, 1,723,986.69 and 712,552.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,249,096.50 : 1,723,986.69 = 712,552.50 : x
2. Step 2: Convert to fraction form
   1,249,096.50/1,723,986.69 = 712,552.50/x
3. Step 3: Cross multiply
   1,249,096.50x = 1,723,986.69 × 712,552.50
4. Step 4: Simplify right side
   1,249,096.50x = 1,228,431,025,926.22
5. Step 5: Solve for x
   x = 1,228,431,025,926.22/1,249,096.50
6. Step 6: Final answer
   x = 983,455.66