Finding the Fourth Proportional to 2,309,233.50, 3,186,641.99 and 1,262,635.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,309,233.50 : 3,186,641.99 = 1,262,635.55 : x
2. Step 2: Convert to fraction form
   2,309,233.50/3,186,641.99 = 1,262,635.55/x
3. Step 3: Cross multiply
   2,309,233.50x = 3,186,641.99 × 1,262,635.55
4. Step 4: Simplify right side
   2,309,233.50x = 4,023,567,439,450.36
5. Step 5: Solve for x
   x = 4,023,567,439,450.36/2,309,233.50
6. Step 6: Final answer
   x = 1,742,382.24