Finding the Fourth Proportional to 2,385,414.72, 3,291,837.84 and 1,297,695.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,385,414.72 : 3,291,837.84 = 1,297,695.72 : x
2. Step 2: Convert to fraction form
   2,385,414.72/3,291,837.84 = 1,297,695.72/x
3. Step 3: Cross multiply
   2,385,414.72x = 3,291,837.84 × 1,297,695.72
4. Step 4: Simplify right side
   2,385,414.72x = 4,271,803,875,902.04
5. Step 5: Solve for x
   x = 4,271,803,875,902.04/2,385,414.72
6. Step 6: Final answer
   x = 1,790,801.34