Finding the Fourth Proportional to 2,218,201.80, 3,061,127.71 and 1,199,606.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,201.80 : 3,061,127.71 = 1,199,606.55 : x
2. Step 2: Convert to fraction form
   2,218,201.80/3,061,127.71 = 1,199,606.55/x
3. Step 3: Cross multiply
   2,218,201.80x = 3,061,127.71 × 1,199,606.55
4. Step 4: Simplify right side
   2,218,201.80x = 3,672,148,851,302.50
5. Step 5: Solve for x
   x = 3,672,148,851,302.50/2,218,201.80
6. Step 6: Final answer
   x = 1,655,462.03