Finding the Fourth Proportional to 2,271,128.79, 3,407,431.28 and 1,516,039.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,271,128.79 : 3,407,431.28 = 1,516,039.70 : x
2. Step 2: Convert to fraction form
   2,271,128.79/3,407,431.28 = 1,516,039.70/x
3. Step 3: Cross multiply
   2,271,128.79x = 3,407,431.28 × 1,516,039.70
4. Step 4: Simplify right side
   2,271,128.79x = 5,165,801,095,501.82
5. Step 5: Solve for x
   x = 5,165,801,095,501.82/2,271,128.79
6. Step 6: Final answer
   x = 2,274,552.25