Finding the Fourth Proportional to 2,397,838.90, 3,308,978.58 and 1,310,087.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,397,838.90 : 3,308,978.58 = 1,310,087.08 : x
2. Step 2: Convert to fraction form
   2,397,838.90/3,308,978.58 = 1,310,087.08/x
3. Step 3: Cross multiply
   2,397,838.90x = 3,308,978.58 × 1,310,087.08
4. Step 4: Simplify right side
   2,397,838.90x = 4,335,050,085,654.75
5. Step 5: Solve for x
   x = 4,335,050,085,654.75/2,397,838.90
6. Step 6: Final answer
   x = 1,807,898.81