Finding the Fourth Proportional to 3,643,208, 5,027,564.80 and 2,011,574.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,643,208 : 5,027,564.80 = 2,011,574.72 : x
2. Step 2: Convert to fraction form
   3,643,208/5,027,564.80 = 2,011,574.72/x
3. Step 3: Cross multiply
   3,643,208x = 5,027,564.80 × 2,011,574.72
4. Step 4: Simplify right side
   3,643,208x = 10,113,322,254,841.86
5. Step 5: Solve for x
   x = 10,113,322,254,841.86/3,643,208
6. Step 6: Final answer
   x = 2,775,938.75