Finding the Fourth Proportional to 2,057,111.34, 3,085,071.12 and 617,736.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,111.34 : 3,085,071.12 = 617,736.66 : x
2. Step 2: Convert to fraction form
   2,057,111.34/3,085,071.12 = 617,736.66/x
3. Step 3: Cross multiply
   2,057,111.34x = 3,085,071.12 × 617,736.66
4. Step 4: Simplify right side
   2,057,111.34x = 1,905,761,529,531.26
5. Step 5: Solve for x
   x = 1,905,761,529,531.26/2,057,111.34
6. Step 6: Final answer
   x = 926,426.05