Finding the Fourth Proportional to 6,300,470.50, 9,450,705.75 and 1,812,746.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,300,470.50 : 9,450,705.75 = 1,812,746.50 : x
2. Step 2: Convert to fraction form
   6,300,470.50/9,450,705.75 = 1,812,746.50/x
3. Step 3: Cross multiply
   6,300,470.50x = 9,450,705.75 × 1,812,746.50
4. Step 4: Simplify right side
   6,300,470.50x = 17,131,733,770,842.38
5. Step 5: Solve for x
   x = 17,131,733,770,842.38/6,300,470.50
6. Step 6: Final answer
   x = 2,719,119.75