Finding the Fourth Proportional to 1,132,381.50, 1,698,834.69 and 384,427.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,132,381.50 : 1,698,834.69 = 384,427.50 : x
2. Step 2: Convert to fraction form
   1,132,381.50/1,698,834.69 = 384,427.50/x
3. Step 3: Cross multiply
   1,132,381.50x = 1,698,834.69 × 384,427.50
4. Step 4: Simplify right side
   1,132,381.50x = 653,078,772,789.98
5. Step 5: Solve for x
   x = 653,078,772,789.98/1,132,381.50
6. Step 6: Final answer
   x = 576,730.34