Finding the Fourth Proportional to 1,123,271.70, 1,685,053.35 and 554,943.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,271.70 : 1,685,053.35 = 554,943.30 : x
2. Step 2: Convert to fraction form
   1,123,271.70/1,685,053.35 = 554,943.30/x
3. Step 3: Cross multiply
   1,123,271.70x = 1,685,053.35 × 554,943.30
4. Step 4: Simplify right side
   1,123,271.70x = 935,109,066,725.06
5. Step 5: Solve for x
   x = 935,109,066,725.06/1,123,271.70
6. Step 6: Final answer
   x = 832,486.98