Finding the Fourth Proportional to 1,066,061.89, 1,598,857.99 and 307,738.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066,061.89 : 1,598,857.99 = 307,738.64 : x
2. Step 2: Convert to fraction form
   1,066,061.89/1,598,857.99 = 307,738.64/x
3. Step 3: Cross multiply
   1,066,061.89x = 1,598,857.99 × 307,738.64
4. Step 4: Simplify right side
   1,066,061.89x = 492,030,386,623.53
5. Step 5: Solve for x
   x = 492,030,386,623.53/1,066,061.89
6. Step 6: Final answer
   x = 461,540.17