Finding the Fourth Proportional to 5,173,615.05, 7,761,624.72 and 1,761,931.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,173,615.05 : 7,761,624.72 = 1,761,931.27 : x
2. Step 2: Convert to fraction form
   5,173,615.05/7,761,624.72 = 1,761,931.27/x
3. Step 3: Cross multiply
   5,173,615.05x = 7,761,624.72 × 1,761,931.27
4. Step 4: Simplify right side
   5,173,615.05x = 13,675,449,300,172.99
5. Step 5: Solve for x
   x = 13,675,449,300,172.99/5,173,615.05
6. Step 6: Final answer
   x = 2,643,306.31