Finding the Fourth Proportional to 2,558,499.72, 3,837,486.59 and 852,458.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558,499.72 : 3,837,486.59 = 852,458.76 : x
2. Step 2: Convert to fraction form
   2,558,499.72/3,837,486.59 = 852,458.76/x
3. Step 3: Cross multiply
   2,558,499.72x = 3,837,486.59 × 852,458.76
4. Step 4: Simplify right side
   2,558,499.72x = 3,271,299,060,028.03
5. Step 5: Solve for x
   x = 3,271,299,060,028.03/2,558,499.72
6. Step 6: Final answer
   x = 1,278,600.52