Finding the Fourth Proportional to 2,780,869.50, 3,837,599.91 and 1,509,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,780,869.50 : 3,837,599.91 = 1,509,061.50 : x
2. Step 2: Convert to fraction form
   2,780,869.50/3,837,599.91 = 1,509,061.50/x
3. Step 3: Cross multiply
   2,780,869.50x = 3,837,599.91 × 1,509,061.50
4. Step 4: Simplify right side
   2,780,869.50x = 5,791,174,276,584.47
5. Step 5: Solve for x
   x = 5,791,174,276,584.47/2,780,869.50
6. Step 6: Final answer
   x = 2,082,504.87