Finding the Fourth Proportional to 2,165,456.25, 3,246,687.50 and 1,558,617.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,165,456.25 : 3,246,687.50 = 1,558,617.21 : x
2. Step 2: Convert to fraction form
   2,165,456.25/3,246,687.50 = 1,558,617.21/x
3. Step 3: Cross multiply
   2,165,456.25x = 3,246,687.50 × 1,558,617.21
4. Step 4: Simplify right side
   2,165,456.25x = 5,060,343,005,198.79
5. Step 5: Solve for x
   x = 5,060,343,005,198.79/2,165,456.25
6. Step 6: Final answer
   x = 2,336,848.41