Finding the Fourth Proportional to 5,134,870.51, 7,086,342.71 and 2,843,031.13

Step by Step Solution

1. Step 1: Write the proportion equation
   5,134,870.51 : 7,086,342.71 = 2,843,031.13 : x
2. Step 2: Convert to fraction form
   5,134,870.51/7,086,342.71 = 2,843,031.13/x
3. Step 3: Cross multiply
   5,134,870.51x = 7,086,342.71 × 2,843,031.13
4. Step 4: Simplify right side
   5,134,870.51x = 20,146,692,922,378.56
5. Step 5: Solve for x
   x = 20,146,692,922,378.56/5,134,870.51
6. Step 6: Final answer
   x = 3,923,505.55