Finding the Fourth Proportional to 2,124,460.55, 3,187,632.80 and 1,113,342.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124,460.55 : 3,187,632.80 = 1,113,342.12 : x
2. Step 2: Convert to fraction form
   2,124,460.55/3,187,632.80 = 1,113,342.12/x
3. Step 3: Cross multiply
   2,124,460.55x = 3,187,632.80 × 1,113,342.12
4. Step 4: Simplify right side
   2,124,460.55x = 3,548,925,862,116.89
5. Step 5: Solve for x
   x = 3,548,925,862,116.89/2,124,460.55
6. Step 6: Final answer
   x = 1,670,506.83