Finding the Fourth Proportional to 2,068,005.30, 3,102,105.15 and 648,107.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068,005.30 : 3,102,105.15 = 648,107.70 : x
2. Step 2: Convert to fraction form
   2,068,005.30/3,102,105.15 = 648,107.70/x
3. Step 3: Cross multiply
   2,068,005.30x = 3,102,105.15 × 648,107.70
4. Step 4: Simplify right side
   2,068,005.30x = 2,010,498,233,924.65
5. Step 5: Solve for x
   x = 2,010,498,233,924.65/2,068,005.30
6. Step 6: Final answer
   x = 972,192.01