Finding the Fourth Proportional to 1,030,105.30, 1,545,814.05 and 603,640.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,030,105.30 : 1,545,814.05 = 603,640.30 : x
2. Step 2: Convert to fraction form
   1,030,105.30/1,545,814.05 = 603,640.30/x
3. Step 3: Cross multiply
   1,030,105.30x = 1,545,814.05 × 603,640.30
4. Step 4: Simplify right side
   1,030,105.30x = 933,115,656,886.22
5. Step 5: Solve for x
   x = 933,115,656,886.22/1,030,105.30
6. Step 6: Final answer
   x = 905,844.92