Finding the Fourth Proportional to 2,097,253.35, 3,138,651.59 and 1,287,099.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097,253.35 : 3,138,651.59 = 1,287,099.99 : x
2. Step 2: Convert to fraction form
   2,097,253.35/3,138,651.59 = 1,287,099.99/x
3. Step 3: Cross multiply
   2,097,253.35x = 3,138,651.59 × 1,287,099.99
4. Step 4: Simplify right side
   2,097,253.35x = 4,039,758,423,666.98
5. Step 5: Solve for x
   x = 4,039,758,423,666.98/2,097,253.35
6. Step 6: Final answer
   x = 1,926,213.84