Finding the Fourth Proportional to 1,360,028.58, 1,876,780.28 and 748,142.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360,028.58 : 1,876,780.28 = 748,142.55 : x
2. Step 2: Convert to fraction form
   1,360,028.58/1,876,780.28 = 748,142.55/x
3. Step 3: Cross multiply
   1,360,028.58x = 1,876,780.28 × 748,142.55
4. Step 4: Simplify right side
   1,360,028.58x = 1,404,099,180,728.20
5. Step 5: Solve for x
   x = 1,404,099,180,728.20/1,360,028.58
6. Step 6: Final answer
   x = 1,032,404.17