Finding the Fourth Proportional to 1,227,607.95, 1,694,031.67 and 676,215.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,227,607.95 : 1,694,031.67 = 676,215.59 : x
2. Step 2: Convert to fraction form
   1,227,607.95/1,694,031.67 = 676,215.59/x
3. Step 3: Cross multiply
   1,227,607.95x = 1,694,031.67 × 676,215.59
4. Step 4: Simplify right side
   1,227,607.95x = 1,145,530,627,111.77
5. Step 5: Solve for x
   x = 1,145,530,627,111.77/1,227,607.95
6. Step 6: Final answer
   x = 933,140.44