Finding the Fourth Proportional to 2,900,128.60, 4,343,566.69 and 1,384,872.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,900,128.60 : 4,343,566.69 = 1,384,872.94 : x
2. Step 2: Convert to fraction form
   2,900,128.60/4,343,566.69 = 1,384,872.94/x
3. Step 3: Cross multiply
   2,900,128.60x = 4,343,566.69 × 1,384,872.94
4. Step 4: Simplify right side
   2,900,128.60x = 6,015,287,972,066.37
5. Step 5: Solve for x
   x = 6,015,287,972,066.37/2,900,128.60
6. Step 6: Final answer
   x = 2,074,145.25