Finding the Fourth Proportional to 1,839,838.05, 2,759,767.43 and 1,638,367.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,839,838.05 : 2,759,767.43 = 1,638,367.89 : x
2. Step 2: Convert to fraction form
   1,839,838.05/2,759,767.43 = 1,638,367.89/x
3. Step 3: Cross multiply
   1,839,838.05x = 2,759,767.43 × 1,638,367.89
4. Step 4: Simplify right side
   1,839,838.05x = 4,521,514,335,008.61
5. Step 5: Solve for x
   x = 4,521,514,335,008.61/1,839,838.05
6. Step 6: Final answer
   x = 2,457,561.05