Finding the Fourth Proportional to 1,788,887.69, 2,681,920.25 and 889,838.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,788,887.69 : 2,681,920.25 = 889,838.72 : x
2. Step 2: Convert to fraction form
   1,788,887.69/2,681,920.25 = 889,838.72/x
3. Step 3: Cross multiply
   1,788,887.69x = 2,681,920.25 × 889,838.72
4. Step 4: Simplify right side
   1,788,887.69x = 2,386,476,464,543.29
5. Step 5: Solve for x
   x = 2,386,476,464,543.29/1,788,887.69
6. Step 6: Final answer
   x = 1,334,056.06