Finding the Fourth Proportional to 2,235,602.52, 3,085,131.96 and 1,217,007

Step by Step Solution

1. Step 1: Write the proportion equation
   2,235,602.52 : 3,085,131.96 = 1,217,007 : x
2. Step 2: Convert to fraction form
   2,235,602.52/3,085,131.96 = 1,217,007/x
3. Step 3: Cross multiply
   2,235,602.52x = 3,085,131.96 × 1,217,007
4. Step 4: Simplify right side
   2,235,602.52x = 3,754,627,191,243.72
5. Step 5: Solve for x
   x = 3,754,627,191,243.72/2,235,602.52
6. Step 6: Final answer
   x = 1,679,469.92