Finding the Fourth Proportional to 1,931,067.52, 2,896,798.56 and 668,892.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931,067.52 : 2,896,798.56 = 668,892.80 : x
2. Step 2: Convert to fraction form
   1,931,067.52/2,896,798.56 = 668,892.80/x
3. Step 3: Cross multiply
   1,931,067.52x = 2,896,798.56 × 668,892.80
4. Step 4: Simplify right side
   1,931,067.52x = 1,937,647,699,834.37
5. Step 5: Solve for x
   x = 1,937,647,699,834.37/1,931,067.52
6. Step 6: Final answer
   x = 1,003,407.53