Finding the Fourth Proportional to 2,113,186.95, 3,164,181.71 and 1,113,815.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,113,186.95 : 3,164,181.71 = 1,113,815.43 : x
2. Step 2: Convert to fraction form
   2,113,186.95/3,164,181.71 = 1,113,815.43/x
3. Step 3: Cross multiply
   2,113,186.95x = 3,164,181.71 × 1,113,815.43
4. Step 4: Simplify right side
   2,113,186.95x = 3,524,314,406,352.71
5. Step 5: Solve for x
   x = 3,524,314,406,352.71/2,113,186.95
6. Step 6: Final answer
   x = 1,667,772.18