Finding the Fourth Proportional to 2,290,878.56, 3,433,068.12 and 1,687,104.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290,878.56 : 3,433,068.12 = 1,687,104.56 : x
2. Step 2: Convert to fraction form
   2,290,878.56/3,433,068.12 = 1,687,104.56/x
3. Step 3: Cross multiply
   2,290,878.56x = 3,433,068.12 × 1,687,104.56
4. Step 4: Simplify right side
   2,290,878.56x = 5,791,944,880,042.63
5. Step 5: Solve for x
   x = 5,791,944,880,042.63/2,290,878.56
6. Step 6: Final answer
   x = 2,528,263.60