Finding the Fourth Proportional to 1,665,185.76, 2,297,956.32 and 901,239.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,185.76 : 2,297,956.32 = 901,239.36 : x
2. Step 2: Convert to fraction form
   1,665,185.76/2,297,956.32 = 901,239.36/x
3. Step 3: Cross multiply
   1,665,185.76x = 2,297,956.32 × 901,239.36
4. Step 4: Simplify right side
   1,665,185.76x = 2,071,008,683,144.76
5. Step 5: Solve for x
   x = 2,071,008,683,144.76/1,665,185.76
6. Step 6: Final answer
   x = 1,243,710.30