Finding the Fourth Proportional to 1,388,010.16, 1,915,348.71 and 844,070.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,388,010.16 : 1,915,348.71 = 844,070.32 : x
2. Step 2: Convert to fraction form
   1,388,010.16/1,915,348.71 = 844,070.32/x
3. Step 3: Cross multiply
   1,388,010.16x = 1,915,348.71 × 844,070.32
4. Step 4: Simplify right side
   1,388,010.16x = 1,616,688,998,561.29
5. Step 5: Solve for x
   x = 1,616,688,998,561.29/1,388,010.16
6. Step 6: Final answer
   x = 1,164,753.00