Finding the Fourth Proportional to 2,761,666.28, 3,811,068.78 and 1,537,945.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,761,666.28 : 3,811,068.78 = 1,537,945.12 : x
2. Step 2: Convert to fraction form
   2,761,666.28/3,811,068.78 = 1,537,945.12/x
3. Step 3: Cross multiply
   2,761,666.28x = 3,811,068.78 × 1,537,945.12
4. Step 4: Simplify right side
   2,761,666.28x = 5,861,214,632,185.35
5. Step 5: Solve for x
   x = 5,861,214,632,185.35/2,761,666.28
6. Step 6: Final answer
   x = 2,122,347.18