Finding the Fourth Proportional to 1,123,913, 1,685,519.58 and 375,784.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,913 : 1,685,519.58 = 375,784.04 : x
2. Step 2: Convert to fraction form
   1,123,913/1,685,519.58 = 375,784.04/x
3. Step 3: Cross multiply
   1,123,913x = 1,685,519.58 × 375,784.04
4. Step 4: Simplify right side
   1,123,913x = 633,391,357,271.50
5. Step 5: Solve for x
   x = 633,391,357,271.50/1,123,913
6. Step 6: Final answer
   x = 563,559.06