Finding the Fourth Proportional to 3,012,630.15, 4,155,603.89 and 1,788,128.85

Step by Step Solution

1. Step 1: Write the proportion equation
   3,012,630.15 : 4,155,603.89 = 1,788,128.85 : x
2. Step 2: Convert to fraction form
   3,012,630.15/4,155,603.89 = 1,788,128.85/x
3. Step 3: Cross multiply
   3,012,630.15x = 4,155,603.89 × 1,788,128.85
4. Step 4: Simplify right side
   3,012,630.15x = 7,430,755,204,881.23
5. Step 5: Solve for x
   x = 7,430,755,204,881.23/3,012,630.15
6. Step 6: Final answer
   x = 2,466,534.17