Finding the Fourth Proportional to 1,066,112.04, 1,598,582.34 and 525,178.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066,112.04 : 1,598,582.34 = 525,178.05 : x
2. Step 2: Convert to fraction form
   1,066,112.04/1,598,582.34 = 525,178.05/x
3. Step 3: Cross multiply
   1,066,112.04x = 1,598,582.34 × 525,178.05
4. Step 4: Simplify right side
   1,066,112.04x = 839,540,356,085.64
5. Step 5: Solve for x
   x = 839,540,356,085.64/1,066,112.04
6. Step 6: Final answer
   x = 787,478.54