Finding the Fourth Proportional to 1,140,429.98, 1,573,624.07 and 692,647.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,140,429.98 : 1,573,624.07 = 692,647.69 : x
2. Step 2: Convert to fraction form
   1,140,429.98/1,573,624.07 = 692,647.69/x
3. Step 3: Cross multiply
   1,140,429.98x = 1,573,624.07 × 692,647.69
4. Step 4: Simplify right side
   1,140,429.98x = 1,089,967,065,682.54
5. Step 5: Solve for x
   x = 1,089,967,065,682.54/1,140,429.98
6. Step 6: Final answer
   x = 955,750.98