Finding the Fourth Proportional to 1,150,780.29, 1,726,239.48 and 352,068.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150,780.29 : 1,726,239.48 = 352,068.72 : x
2. Step 2: Convert to fraction form
   1,150,780.29/1,726,239.48 = 352,068.72/x
3. Step 3: Cross multiply
   1,150,780.29x = 1,726,239.48 × 352,068.72
4. Step 4: Simplify right side
   1,150,780.29x = 607,754,924,137.07
5. Step 5: Solve for x
   x = 607,754,924,137.07/1,150,780.29
6. Step 6: Final answer
   x = 528,124.20