Finding the Fourth Proportional to 2,099,051.36, 3,148,425.18 and 660,146.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099,051.36 : 3,148,425.18 = 660,146.37 : x
2. Step 2: Convert to fraction form
   2,099,051.36/3,148,425.18 = 660,146.37/x
3. Step 3: Cross multiply
   2,099,051.36x = 3,148,425.18 × 660,146.37
4. Step 4: Simplify right side
   2,099,051.36x = 2,078,421,459,696.89
5. Step 5: Solve for x
   x = 2,078,421,459,696.89/2,099,051.36
6. Step 6: Final answer
   x = 990,171.80