Finding the Fourth Proportional to 2,105,532.66, 2,905,658.01 and 1,138,681.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,532.66 : 2,905,658.01 = 1,138,681.83 : x
2. Step 2: Convert to fraction form
   2,105,532.66/2,905,658.01 = 1,138,681.83/x
3. Step 3: Cross multiply
   2,105,532.66x = 2,905,658.01 × 1,138,681.83
4. Step 4: Simplify right side
   2,105,532.66x = 3,308,619,980,180.96
5. Step 5: Solve for x
   x = 3,308,619,980,180.96/2,105,532.66
6. Step 6: Final answer
   x = 1,571,393.33