Finding the Fourth Proportional to 2,580,691.56, 3,561,152.60 and 1,434,702.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580,691.56 : 3,561,152.60 = 1,434,702.12 : x
2. Step 2: Convert to fraction form
   2,580,691.56/3,561,152.60 = 1,434,702.12/x
3. Step 3: Cross multiply
   2,580,691.56x = 3,561,152.60 × 1,434,702.12
4. Step 4: Simplify right side
   2,580,691.56x = 5,109,193,184,863.51
5. Step 5: Solve for x
   x = 5,109,193,184,863.51/2,580,691.56
6. Step 6: Final answer
   x = 1,979,776.76