Finding the Fourth Proportional to 3,010,987.50, 4,517,368.47 and 1,212,945.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,010,987.50 : 4,517,368.47 = 1,212,945.72 : x
2. Step 2: Convert to fraction form
   3,010,987.50/4,517,368.47 = 1,212,945.72/x
3. Step 3: Cross multiply
   3,010,987.50x = 4,517,368.47 × 1,212,945.72
4. Step 4: Simplify right side
   3,010,987.50x = 5,479,322,751,349.45
5. Step 5: Solve for x
   x = 5,479,322,751,349.45/3,010,987.50
6. Step 6: Final answer
   x = 1,819,775.99