Finding the Fourth Proportional to 1,039,042.10, 1,434,204.78 and 609,495.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039,042.10 : 1,434,204.78 = 609,495.86 : x
2. Step 2: Convert to fraction form
   1,039,042.10/1,434,204.78 = 609,495.86/x
3. Step 3: Cross multiply
   1,039,042.10x = 1,434,204.78 × 609,495.86
4. Step 4: Simplify right side
   1,039,042.10x = 874,141,875,802.21
5. Step 5: Solve for x
   x = 874,141,875,802.21/1,039,042.10
6. Step 6: Final answer
   x = 841,295.92