Finding the Fourth Proportional to 1,042,167.72, 1,554,489.42 and 946,493.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,042,167.72 : 1,554,489.42 = 946,493.76 : x
2. Step 2: Convert to fraction form
   1,042,167.72/1,554,489.42 = 946,493.76/x
3. Step 3: Cross multiply
   1,042,167.72x = 1,554,489.42 × 946,493.76
4. Step 4: Simplify right side
   1,042,167.72x = 1,471,314,536,016.02
5. Step 5: Solve for x
   x = 1,471,314,536,016.02/1,042,167.72
6. Step 6: Final answer
   x = 1,411,782.87