Finding the Fourth Proportional to 2,147,889.43, 3,217,482.42 and 993,495.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147,889.43 : 3,217,482.42 = 993,495.25 : x
2. Step 2: Convert to fraction form
   2,147,889.43/3,217,482.42 = 993,495.25/x
3. Step 3: Cross multiply
   2,147,889.43x = 3,217,482.42 × 993,495.25
4. Step 4: Simplify right side
   2,147,889.43x = 3,196,553,501,228.51
5. Step 5: Solve for x
   x = 3,196,553,501,228.51/2,147,889.43
6. Step 6: Final answer
   x = 1,488,230.01