Finding the Fourth Proportional to 2,784,071.59, 3,842,557.61 and 1,815,520.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,784,071.59 : 3,842,557.61 = 1,815,520.37 : x
2. Step 2: Convert to fraction form
   2,784,071.59/3,842,557.61 = 1,815,520.37/x
3. Step 3: Cross multiply
   2,784,071.59x = 3,842,557.61 × 1,815,520.37
4. Step 4: Simplify right side
   2,784,071.59x = 6,976,241,590,669.28
5. Step 5: Solve for x
   x = 6,976,241,590,669.28/2,784,071.59
6. Step 6: Final answer
   x = 2,505,769.47